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2, 4, 6 or 8+ Unit Kits
Flexible Kit Sizes for Any Team: From Pairs to Large Workgroups
2, 4, 6 or 8+ two-way radio sets make team deployment much easier, as all devices work together straight out of the box. Whether a walkie-talkie set for small teams, a set of four walkie-talkies for projects, or a larger set of radios for departments, the key benefit is standardised configuration and fast distribution in daily operations.
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Motorola TLKR T92 H2O Quad Pack
Waterproof and floatable PMR446 licence free two way radio- IP67 –floatable and waterproof
- Rugged construction
- 16 channels + 121 codes
- NiMH batteries
- Up to 10km*
IN STOCK4.6 of 129 Reviews£256.66£178.18 £213.82 Incl. VATRef: MOT92QCompare - IconBest Seller
Motorola TLKR T92 H2O - Six Pack
Waterproof and floatable PMR446 licence-free radios.- IP67 –floatable and waterproof
- Rugged construction
- 16 channels + 121 codes
- NiMH batteries
- Up to 10km*
IN STOCK4.6 of 129 Reviews£384.99£264.57 £317.48 Incl. VATRef: MOT92SCompare 
Motorola XT420 Twin
Robust metal casing two-way radios for harsh environments - Dual Pack with chargers- Robust metal casing for harsh environments
- Meets US Mil Standard 810 C, D, E, F and G
- IP55 dust and water resistant
- 8 channels, 219 codes
- Range up to 9km in line of sight, 13 floors or 16,250m2 in working environments*
- 16 pre-recorded channel names
- VOX/iVOX hands free
- Simple cloning
- Compatible with XTNi/XTNiD accessories
IN STOCK4.6 of 129 Reviews£329.98£209.86 £251.83 Incl. VATRef: MOXT420DCompare
Motorola XT420 Quad Pack
License free two way radio four pack - replaces the Motorola XTNi- PMR446 license-free two way radio four pack
- Robust metal casing for harsh environments
- Meets US Mil Standard 810 C, D, E, F and G
- IP55 dust and water resistant
- 8 channels, 219 codes
- Range up to 9km in line of sight, 13 floors or 16,250m2 in working environments*
- 16 pre-recorded channel names
- VOX/iVOX hands free
- Simple cloning
- Compatible with XTNi/XTNiD accessories
- Charger with EU/UK plug
IN STOCK4.6 of 129 Reviews£659.96£417.60 £501.12 Incl. VATRef: MOXT420QCompare
Mitex General Xtreme Six Pack
Handheld UHF analogue two-way radios designed for professional applications- Powerful 5-watt two-way radio for enhanced performance.
- Pre-programmed for immediate use right out of the box.
- PMR449 communications for reliable connectivity.
- Features an impressive 10 times the range of PMR446 radios.
- City range (built-up areas) extends up to 10km.
- Enjoy an impressive countryside range of up to 25km.
- Equipped with a durable 1300mAh lithium battery for long-lasting power.
IN STOCK4.8 of 4 Reviews£499.95£484.95 £581.94 Incl. VATRef: MITGENXSCompare
Motorola XT420 Six Pack
Pack of 6 Motorola XT420- Walkie talkies for free use with 6/9 km range
- 8 channels, 38 analogue and 83 digital channels
- Voice encryption for your security
- Vox function (without accessories)
- Very robust: IP55 certified
- Lithium battery: 2150 mhA
- Includes individual charger
- Pack includes 6 walkie talkies
IN STOCK4.6 of 129 Reviews£989.94£623.22 £747.87 Incl. VATRef: MOXT420SIXCompare
Mitex General Xtreme Quad Pack
High-performance IP66-rated handheld UHF analogue two-way radios for professional use.- High-powered 5-watt two-way radio
- Pre-programmed for instant out-of-the-box use
- Utilizes PMR449 communications
- Boasts up to 10 times the range of PMR446 radios
- City range (built-up areas): extends up to 10km
- Countryside range: reaches an impressive 25km
- Equipped with a long-lasting 1300mAh lithium battery
IN STOCK4.8 of 4 Reviews£333.30£326.63 £391.96 Incl. VATRef: MITGENXQCompare
Motorola XT460 Twin
Dual Pack license free two way radio with display - replaces the Motorola XTNid - includes chargers- Two pack PMR446 license free two way radio
- Easy to read display
- Robust metal casing for harsh environments
- Meets US Mil Standard 810 C, D, E, F and G
- IP55 dust and water resistant
- 8 channels, 219 codes
- Range up to 9km in line of sight, 13 floors or 16,250m2 in working environments*
- 16 pre-recorded channel names
- VOX/iVOX hands free
- Simple cloning
- Compatible with XTNi/XTNiD accessories
IN STOCK4.7 of 38 Reviews£363.98£257.38 £308.86 Incl. VATRef: MOXT460DCompare
Motorola Talkabout T62 (Blue) Six
Licence-free radio ideal for outdoor activities, 16 channels and LCD screen- PMR446 Radio
- 16 channels plus 121 privacy codes
- Easy pairing
- Backlit LCD screen
- Dual power: rechargeable NiMH batteries (included) or standard AA alkaline batteries
- USB charging
- Free hands
- Blue
IN STOCK4.8 of 4 Reviews£199.98£119.28 £143.14 Incl. VATRef: MOT62BSUKCompare
Motorola XT420 Eight Pack
License free two way radio 8 pack - replaces the Motorola XTNi - includes chargers- PMR446 license free two way radio 8 Pack
- Robust metal casing for harsh environments
- Meets US Mil Standard 810 C, D, E, F and G
- IP55 dust and water resistant
- 8 channels, 219 codes
- Range up to 9km in line of sight, 13 floors or 16,250m2 in working environments*
- 16 pre-recorded channel names
- VOX/iVOX hands free
- Simple cloning
- Compatible with XTNi/XTNiD accessories
IN STOCK4.6 of 129 Reviews£1,319.92£826.72 £992.07 Incl. VATRef: MOXT420ECompare
Mitex General Six Pack
Handheld UHF two-way radio designed for extended-range professional use- Powerful 5-watt two-way radio with 1300mAh lithium battery
- Ready for immediate use, pre-programmed out of the box
- Designed for PMR449 communications
- Up to 10 times more range than PMR446 radios
- Urban coverage extends up to 10km
- Rural coverage stretches up to 25km
IN STOCK5.0 of 5 Reviews£462.45£430.65 £516.78 Incl. VATRef: MITGENTSUKCompare
Motorola XT460 four-pack
4 license-free walkie talkies with a screen – with professional features- PMR446 radio: no need for a license
- Robust metal casing for harsh environments
- Meets US Mil-Standard 810 C, D, E, F and G
IN STOCK4.7 of 38 Reviews£727.96£516.62 £619.95 Incl. VATRef: MOXT460QUADCompare
Motorola Talkabout T82 Extreme - Six (3 x Twins)
Resistant IPx4 and durable radio - delivered with a suitcase- Walkie talkie PMR446: Free use, no licenses, no fee
- Communication over long distances: up to 10km *
- Reinforced housing: IPX4 standard resistant to water jets
- NiMH batteries: 18 hours of autonomy
- Integrated flashlight
- 16 channels and 121 sub-channels
- Vibration warning mode and iVox (hands-free communication)
- USB charging and 2.5mm Jack connections
- The six-pack includes three complete cases with 2 radios and accesories
IN STOCK5.0 of 8 Reviews£314.97£194.94 £233.93 Incl. VATRef: MOT82EXSUKCompare
Mitex General Quad Pack
Long-range professional handheld two-way UHF radio
- High-powered 5-watt dual-way radio
- Ready for immediate use, pre-programmed out of the box
- Designed for PMR449 communications
- Up to 10 times more range than PMR446 radios
- Urban coverage extends up to 10km
- Rural coverage stretches up to 25km
- Fueled by a 1300mAh lithium battery
IN STOCK5.0 of 5 Reviews£308.30£290.06 £348.07 Incl. VATRef: MITGENTQUKCompare
Motorola XT185 Six-pack
Compact and resistant portable radios - ideal in all types of environments- Pair of light and resistant Two-way radios
- Frequency: PMR446 (free calls)
- 16 channels and 121 sub-channels
- LCD screen available for better visibility
- Integrated channel scanning and monitoring
- Hands-free mode available
- Function VOX / iVOX: automatic voice detection
- Range of up to 8km (depending on the environment)
- Battery Li-Ion: maximum autonomy of 24 hours
- IP54 certified: protected against dust and splashing water
- Easy pairing
IN STOCK4.0 of 1 Reviews£313.50£209.78 £251.73 Incl. VATRef: MOXT185SUKCompare
Motorola CLP446e Quad Pack
4 hands-free PMR446 Walkie Talkies: elegant and rugged with hands-free function (Vox) - ideal for heavy-duty use.- Walkie Talkie for hospitality, point-of-sale and outdoor use
- With handsfree function (Vox)* and secure accessories
- Drop, water, dust and vibration resistant (IP54)
- License-free communication
- Discreet and elegant design with wide range up to 7km
- Battery life to keep up with the hectic pace (up to 18h)
- Voice-assisted operation and intelligent status light
- *Wired only
IN STOCK4.9 of 8 Reviews£856.00£658.52 £790.22 Incl. VATRef: MOCLP446EQCompare
Motorola T82 Extreme Six-Pack (EU Version)
Pack of 6 Motorola T82 Extreme walkie-talkies, license-free, IPx4 resistant, and durable. Delivered with a case- Pair of PMR446 walkie-talkies (free calls)
- 16 channels and 121 sub-channels
- iVOX function: automatic voice detection
IN STOCK4.5 of 156 Reviews£314.97£221.12 £265.34 Incl. VATRef: MOT82EXSIXCompare
Motorola TLKR T72 Quad-pack (EU Version)
Pack of 4 unlicensed walkie talkies - ideal for daily use- UK adaptor included
- Compact and robust pair of walkie-talkies
- Frequency band: PMR446 (free communications)
- 16 channels and 121 integrated sub-channels
- Backlit LCD display: increased visibility
- HD audio quality: automatic noise cancellation
- Handsfree mode available
- iVOX function: automatic voice detection
- Range up to 8 km (depending on environment)
- Lithium-ion battery: up to 24 hours battery life
- IP54 certified: protected against dust and water splashes
IN STOCK4.1 of 12 Reviews£209.00£151.18 £181.42 Incl. VATRef: MOT72QUADCompare
Motorola Talkabout T62 (Blue) Quad
Licence-free radio ideal for outdoor activities, 16 channels and LCD screen- PMR446 Radio
- 16 channels plus 121 privacy codes
- Easy pairing
- Backlit LCD screen
- Dual power: rechargeable NiMH batteries (included) or standard AA alkaline batteries
- USB charging
- Freehands
- Blue
IN STOCK4.8 of 4 Reviews£133.32£80.34 £96.41 Incl. VATRef: MOT62BQUKCompare
Motorola XT185 Quad-pack
Compact and durable portable walkie-talkies for different environments- Pair of light and resistant Two-way radios
- Frequency: PMR446 (free calls)
- 16 channels and 121 sub-channels
- LCD screen available for better visibility
- Integrated channel scanning and monitoring
- Hands-free mode available
- Function VOX / iVOX: automatic voice detection
- Range of up to 8km (depending on the environment)
- Battery Li-Ion: maximum autonomy of 24 hours
- IP54 certified: protected against dust and splashing water
- Easy pairing
IN STOCK4.0 of 1 Reviews£209.00£140.56 £168.67 Incl. VATRef: MOXT185QUADUKCompare
Motorola CLP446e 2 Pack
2 license-free PMR446 Walkie Talkies with hands-free function (Vox) - ideal for intensive use- Walkie Talkie for hospitality, point-of-sale, and outdoor use
- With Handsfree function (Vox)* and secure accessories
- Drop, water, dust, and vibration resistant (IP54)
- License free communication
- Discreet and elegant design with a wide range of up to 7km
- Battery life to keep up with the hectic pace (up to 18h)
- Voice-assisted operation and intelligent status light
- *Wired only
IN STOCK4.9 of 8 Reviews£428.00£332.62 £399.14 Incl. VATRef: MOCLP446EDCompare
Motorola XT185 Eight-pack
Compact and resistant portable radios - ideal in all types of environments- Pair of light and resistant Two-way radios
- Frequency: PMR446 (free calls)
- 16 channels and 121 sub-channels
- LCD screen available for better visibility
- Integrated channel scanning and monitoring
- Hands-free mode available
- Function VOX / iVOX: automatic voice detection
- Range of up to 8km (depending on the environment)
- Battery Li-Ion: maximum autonomy of 24 hours
- IP54 certified: protected against dust and splashing water
- Easy pairing
IN STOCK4.0 of 1 Reviews£418.00£278.28 £333.94 Incl. VATRef: MOXT185OCTOUKCompare
Mitex Site Quad Pack
IN STOCK5 Watt Licensed Two-Way Radio tailored for the construction sector and ready for optimal performance.- 5 Watt handheld UHF radio
- Achieves up to a 25km* range (in optimum conditions)
- Mandatory UK license required - license application forms included
- Comes pre-programmed: ready for immediate use out of the box
- Boasts durability with water-resistant features
- Equipped with 16 pre-programmed channels
- Features VOX function (with accessory)
- Includes a low battery alert and battery saver mode
£399.92£368.44 £442.13 Incl. VATRef: MITSITEQUKCompare
Mitex Site Six Pack
IN STOCK5 Watt Licensed Two-Way Radio ideal designed for the demands of the construction industry- 5 Watt handheld UHF radio
- Effective range of up to 25km* (in optimum conditions)
- UK license required - application forms provided
- Pre-programmed for instant use right out of the box
- Built for durability with water-resistant design
- Includes 16 pre-programmed channels
- Incorporates VOX function (with accessory)
- Alerts for low battery and offers a battery saver mode
£599.88£547.02 £656.43 Incl. VATRef: MITSITESUKCompare
4-pack Cleyver Talk 54
4-pack license-free PMR446 two-way radios with IP54 dust and water protection rating for operation in any environment- License- free PMR446 Walkie talkie with free calls
- iVox handsfree function and vibration alert
- SOS emergency button and integrated torch
IN STOCK4.4 of 11 Reviews£108.90£85.48 £102.58 Incl. VATRef: ODTALK54QCompare
Motorola TLKR T72 Six-pack (EU Version)
Pack of 6 durable unlicensed walkie talkies - ideal for daily use- UK adaptor included
- Compact and robust pair of walkie-talkies
- Frequency band: PMR446 (free communications)
- 16 channels and 121 integrated sub-channels
- Backlit LCD display: increased visibility
- HD audio quality: automatic noise cancellation
- Handsfree mode available
- iVOX function: automatic voice detection
- Range up to 8 km (depending on environment)
- Lithium-ion battery: up to 24 hours of battery life
- IP54 certified: protected against dust and water splashes
IN STOCK4.1 of 12 Reviews£313.50£226.77 £272.12 Incl. VATRef: MOT72SCompare
Mitex Sports Quad Pack
IN STOCKDurable 5W VHF handheld radio crafted for sports and outdoor use.- Compact and robustly designed
- Sold individually
- 5W VHF walkie-talkie
- Effective range of up to 25km* in optimal conditions
- Pre-programmed and ready to use
- Tailored for sports and leisure industries
- License necessary for full utilization
- 16 pre-programmed channels
£333.28£325.32 £390.38 Incl. VATRef: MITSPORTSQUKCompare
Set of 4 Midland G15 Pro
Set of 4 licence-free and robust PMR-446 radios- Licence-free PMR446 radios with up to 10 km range
- Compact, dust and waterproof
- Dustproof and submersible up to (1m/30 min): IP67
- Vox function: hands-free for smooth communication
- Up to 22 hours of battery life
- Compatible with accessories of the previous model Midland G15
- Can communicate with the G15 on channels 1-8
IN STOCK4.0 of 2 Reviews£435.96£431.60 £517.92 Incl. VATRef: MIG15PROQCompare
4x Pack Dynascan F-15
IN STOCKPack of 4 licence-free, robust and waterproof walkie talkies. Ideal for outdoor use.- Pack 4 PMR446 walkie talkies license-free
- 16 channels (8 pre-defined + 8 programmable)
- Active VOX transmission
- Dual listening function
- IP67 standard: submersible, up to 1 m for 30 minutes
- LED torch
- Range up to 7 km
- SOS emergency call button
£177.98 £213.58 Incl. VATRef: DYNF15QCompare
Mitex General DMR UHF Twin Pack
IN STOCKDurable two-way DMR radio Twin Pack Designed for Professionals in Need of Robust Communication Tools- Compact dual-mode radio device operational in both digital and analogue modes
- Channel count: 16 digital + 16 analogue
- Scanning capability
- Coverage: 10km urban use; 25km rural use
- Applicable in motorsports, industrial settings, educational institutions, retail establishments, and more
- Interoperable with current Mitex editions: Mitex General, Gen X, and Pro Up
£274.98£241.54 £289.85 Incl. VATRef: MITGENDMRDUKCompare
Kenwood TK-3501E 6-Pack
Radio with long range for outdoor use in a 6-pack- Certified PMR446: License-free analog radio
- Quick start- works out of the box
- Up to 9 km range
IN STOCK4.4 of 42 Reviews£1,014.30£890.18 £1,068.21 Incl. VATRef: KW3501SIXCompare
Mitex Sports Six Pack
IN STOCKReliable outdoor communication with 5W VHF handheld radio, designed for robust performance.- Compact and robust design
- Available as a single unit
- 5W VHF walkie-talkie
- Covers an optimal range of up to 25km*
- Pre-programmed and ready for immediate use
- Well-suited for sports and leisure industries
- Licensing required for full operation
- 16 pre-programmed channels
£499.92£483.00 £579.60 Incl. VATRef: MITSPORTSSUKCompare
Mitex Sports Twin Pack
IN STOCK5W VHF handheld radio designed for robust performance in sports and outdoor environments.- Compact and robust design
- Available as a single unit
- 5-watt VHF walkie-talkie
- Covers up to 25km* range in optimum conditions
- Pre-programmed and ready for immediate use
- Ideal for sports and leisure industries
- Full usage requires a license
- 16 pre-programmed channels
£166.64£164.32 £197.18 Incl. VATRef: MITSPORTSDUKCompare
Dynascan P19 Six-Pack
Six-pack of license-free, durable walkie-talkies with 3 cases including accessories and a range of up to 10 km – for limitless communication!- Rechargeable Ni-MH battery, 800mAh included
- Hidden screen (LED), flashlight, and FM radio
- iVOX/VOX function for hands-free use
IN STOCK4.8 of 4 Reviews£224.97£220.47 £264.56 Incl. VATRef: DYNADP19X6Compare
Mitex PMR446 Xtreme2 Six Pack
Rugged IP66-rated two-way radios – perfect for deployment in demanding conditions.- License free
- IP66-rated for durability
- Compact, lightweight, and sturdy design
- Works with Motorola, Kenwood, and Icom radios
IN STOCK5.0 of 1 Reviews£499.95£468.48 £562.18 Incl. VATRef: MIT446X2SUKCompare
Motorola TLKR T82 Extreme - Eight Pack
2x Quad Pack: with 8 walkie-talkies, 2 briefcases and accessories - ideal for professionals- PMR446 Walkie-talkies: Free-to-use, no licences or fees
- Robust housing: IPX4 waterproof standard
- NiMH Batteries: 18 hours of battery life
- Built-in flashlight
- 16 channels and 121 subchannels
- Vibrate alert mode and iVox (hands-free communication)
- USB charging and 2.5mm Jack connections
- Pack with 8 walkie-talkies, 2 briefcases and accessories
IN STOCK4.8 of 12 Reviews£393.98£252.81 £303.37 Incl. VATRef: MOT82EXQUAD2UKCompare
6x Pack of Dynascan F-15
IN STOCKPack of 6 license-free, robust, and waterproof walkie-talkies. Ideal for outdoor use.- Pack 6 PMR446 walkie-talkies license-free
- 16 channels (8 pre-defined + 8 programmable)
- Active VOX transmission
- Dual listening function
- IP67 standard: submersible, up to 1 m for 30 minutes
- LED torch
- Range up to 7 km
- SOS emergency call button
£266.97 £320.36 Incl. VATRef: DYNF15SCompare
Set of 2 Midland G15 Pro
Set of 2 licence-free and robust radios with accessories- Licence-free PMR446 radios with up to 10 km range
- Compact, dust and waterproof
- Dustproof and submersible up to (1m/30 min): IP67
- Vox function: hands-free for smooth communication
- Up to 22 hours of battery life
- Compatible with accessories of the previous model Midland G15
- Can communicate with the G15 on channels 1-8
IN STOCK4.0 of 2 Reviews£217.98£214.82 £257.78 Incl. VATRef: MIG15PRODCompare
Mitex General DMR UHF Quad Pack
IN STOCKRobust quad-pack of DMR two-way radios, engineered for professionals requiring durable and dependable communication solutions- Dual-mode radio device with a compact design
- Operational in both digital and analogue modes
- 16 digital channels + 16 analogue channels
- Scanning capability for flexible communication
- Coverage of 10km for urban use; 25km for rural use
- Versatile applications in motorsports, industrial settings, education, retail, and more
- Interoperable with current Mitex editions: Mitex General, Gen X, and Pro Up.
£549.96£478.20 £573.84 Incl. VATRef: MITGENDMRQUKCompare
Mitex General DMR UHF Six Pack
IN STOCKSix-pack of DMR two-way radios for professionals requiring durable and dependable communication solutions- Dual-functional radio device with a compact and streamlined design.
- Operates seamlessly in both digital and analogue modes.
- Provides 16 channels for digital communication and an additional 16 channels for analogue communication.
- Features scanning capabilities for flexible and adaptive communication.
- Offers a coverage range of 10km in urban areas and an extended reach of 25km in rural settings.
- Versatile applications spanning across motorsports, industrial environments, education, retail, and more.
- Interoperable with existing Mitex editions, including Mitex General, Gen X, and Pro Up.
£824.94£709.98 £851.98 Incl. VATRef: MITGENDMRSUKCompare
Key features and main functions
Two-way radio sets are not just about quantity. As team size increases, so do the requirements for charging organisation, accessories, channel structure and backup planning. A good walkie-talkie set ensures all devices are aligned, use the same channels and operate consistently in daily use. This is especially important when teams need to be deployed quickly or staff frequently rotate. Depending on the application, options include licence-free PMR446 sets and digital two-way radio sets (DMR / dPMR), as well as UHF or VHF solutions, allowing adaptation to team size, range and environment.
| Multi-device configuration with identical channel programming | All radios in the set are prepared uniformly and ready to use together immediately. |
| Shared charging infrastructure | Single or multi-unit chargers simplify distribution, return and daily organisation. |
| Licence-free or licensed options | PMR446 for simple rollout, UHF/VHF or digital systems for more advanced requirements. |
| Optional digital (DMR / dPMR) or analogue | Choose between basic voice communication or more structured radio operation. |
| Consistent accessory ecosystem | Headsets, hand microphones and batteries can be standardised across the team. |
| High battery capacity for team use | Suitable for long shifts, extended operations or project-based work. |
| Plug & play readiness | Reduced setup effort and less coordination during deployment. |
How to choose the right product?
- OK Plan team size realistically: consider not only current users but also spare units.
- OK Consider the working environment: indoor, outdoor or construction sites determine the right radio technology.
- OK Define the charging concept early: as set size increases, centralised charging becomes more important.
- OK Standardise accessories: headsets, microphones and spare batteries should be compatible across the team.
- OK Keep scalability in mind: choose systems that can easily be expanded with additional radios.
- OK Use standardisation to your advantage: identical devices simplify training, distribution and reordering.
Professional use cases
Smaller sets are ideal for mobile teams of two or four, for example, in service, retail or field operations. Mid-sized options such as a set of 4 walkie-talkies or larger sets fit construction zones, event teams or shift groups. Larger 8+ two-way radio sets are suited to environments where many users communicate simultaneously, such as logistics, security services or large operational sites.
In daily operations, these sets bring structure: devices are consistently configured, accessories are compatible and new staff can be onboarded more quickly. These advantages are also widely recognised as key reasons for choosing multi-device radio sets.
Why choose Onedirect?
Onedirect helps you select the right set size, accessory setup and device programming to ensure your radio solution works efficiently in practice. With fast and secure delivery, continuous stock availability, competitive pricing and official accessories, teams can be equipped reliably and expanded with ease.
FAQ – Frequently asked questions
Which radio set size is right?
The right size depends on team size and use case. Small teams often use 2- or 4-unit sets, while larger projects or events may require 6- or 8-unit sets.
Can radios from different sets communicate with each other?
Yes, as long as they are set to the same frequencies and channels, multiple sets can be combined easily.
Why are radios often sold in larger sets?
Larger sets simplify standardised team deployment. All devices are compatible, available at the same time and often pre-programmed together.
Are larger radio sets more cost-effective?
Often yes. The price per device is usually lower compared to buying units individually.
Can radio sets be expanded later?
Yes, many systems can be extended at any time with additional radios or compatible accessories.