Mitel

Professional Phone Solutions

Mitel is a global leader in business communications, combining decades of expertise with a comprehensive portfolio of IP phones, DECT handsets and unified communications solutions. Following its acquisition of Aastra, a renowned European manufacturer of professional telephone systems, Mitel has further strengthened its position by delivering robust, user-friendly devices tailored to the demands of any workplace.

Today, Mitel/Aastra phones and systems are trusted by businesses, hotels, public sector organisations and call centres that value reliability, clear audio and ease of use. At Onedirect, you’ll find a wide range of Mitel solutions designed to improve communication across your organisation, both internally and externally.

Corded Phones

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Cordless phones

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Phone Refurbished

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Aastra 6863i VoIP Desktop Phone

Great value 2-line VoIP desktop phone with styish design and HD sound

3.8 of 6 Reviews
IN STOCK

~~£79.99~~ £64.99 Excl. VAT £77.99 Incl. VAT

Ref: AA6863I

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Mitel 632DT

Robust PABX Astra special cordless phone with high resistance level and emergency button.

5 of 1 Reviews
IN STOCK

~~£499.99~~ £314.99 Excl. VAT £377.99 Incl. VAT

Ref: AA632DT

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Mitel 6940W IP

IP desk phone with Ethernet connection and cordless handset

5 of 1 Reviews
IN STOCK

~~£349.99~~ £329.99 Excl. VAT £395.99 Incl. VAT

Ref: AA6940W

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Mitel 612DT - Handset Only

Special PABX Astra ruggedised cordless phone with handsfree and ambient noise filtering.

4.8 of 4 Reviews
IN STOCK

~~£159.99~~ £114.99 Excl. VAT £137.99 Incl. VAT

Ref: AA612DTONLY

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Aastra 5361 Digital Desktop Phone

Digital phone with 10 LED programmable keys and intuitive interface

5 of 2 Reviews
IN STOCK

~~£249.99~~ £166.99 Excl. VAT £200.39 Incl. VAT

Ref: AA5361

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Mitel 5613

DECT cordless phone with MyVoice MX-ONE and MyVoice business platforms

4.5 of 4 Reviews
IN STOCK

~~£199.99~~ £166.99 Excl. VAT £200.39 Incl. VAT

Ref: AA5613

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Aastra 6731i Refurbished

PoE SIP phone, 6 lines and 2 Ethernet ports - Factory refurbished model

5 of 1 Reviews
IN STOCK

£39.99 Excl. VAT £47.99 Incl. VAT

Ref: AA6731R

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Aastra 6867i VoIP Desktop Phone

Aastra 6867i expandable 9-line VoIP desktop phone with a large colour display, HD audio and enhanced speakerphone with dual microphones

3.5 of 4 Reviews
IN STOCK

~~£199.99~~ £149.99 Excl. VAT £179.99 Incl. VAT

Ref: AA6867I

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Aastra 6865i IP Desktop Phone

Expandable 9-line SIP telephone with a large LCD colour display

4.8 of 9 Reviews
IN STOCK

~~£129.99~~ £101.99 Excl. VAT £122.39 Incl. VAT

Ref: AA6865I

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Mitel 622DT - Handset Only

PABX Astra handsfree special cordless phone, Bluetooth and vibrate.

5 of 1 Reviews
IN STOCK

~~£249.99~~ £192.99 Excl. VAT £231.59 Incl. VAT

Ref: AA622DTONLY

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Mitel MiVoice 6905

Compact, affordable IP phone designed for clear, efficient communication in the office.
Call us for availability

~~£79.99~~ £69.99 Excl. VAT £83.99 Incl. VAT

Ref: MI50008301

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Mitel 612DT

Special PABX Astra ruggedised cordless phone with handsfree and ambient noise filtering.

5 of 1 Reviews
Call us for availability

~~£179.99~~ £113.99 Excl. VAT £136.79 Incl. VAT

Ref: AA612DT

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Mitel 622DT

PABX Astra handsfree special cordless phone, Bluetooth and vibrate.
Call us for availability

~~£259.99~~ £175.99 Excl. VAT £211.19 Incl. VAT

Ref: AA622DT

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Mitel 5614

DECT Cordless phone with colour display, Bluetooth and alarm button.

5 of 1 Reviews
Call us for availability

~~£399.99~~ £294.99 Excl. VAT £353.99 Incl. VAT

Ref: AA5614

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Mitel 6930 IP Phone Refurb

Professional IP terminal for PABX and for experienced users
Call us for availability

~~£104.49~~ £94.99 Excl. VAT £113.99 Incl. VAT

Ref: AA6930IPR

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Mitel MiVoice 5320 IP Desktop Phone (Refurb)

Full-feature easy-use display phone- ideal for business use
Call us for availability

~~£179.99~~ £83.99 Excl. VAT £100.79 Incl. VAT

Ref: MI5320IPR

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Mitel 632DT - Handset Only

Robust PABX Astra special cordless phone with high resistance level and emergency button.
Call us for availability

~~£499.99~~ £299.99 Excl. VAT £359.99 Incl. VAT

Ref: AA632DTONLY

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Aastra 5380 IP Refurb

Advanced IP deskphone with a large screen
Call us for availability

~~£179.99~~ £100.99 Excl. VAT £121.19 Incl. VAT

Ref: AA5380IPR

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Mitel 5613, 5614, 5624, 5604 Desktop Charger

Desktop Charger For Mitel

4 of 1 Reviews
IN STOCK

~~£59.99~~ £54.99 Excl. VAT £65.99 Incl. VAT

Ref: AA561XCH

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Mitel-Aastra M530 Expansion Module

20 additional keys with Led and labels
IN STOCK

£79.99 Excl. VAT £95.99 Incl. VAT

Ref: AAM530

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Aastra / Mitel 6xxd Battery

Original replacement battery for DECT 612/622/632d

4.7 of 4 Reviews
IN STOCK

~~£35.99~~ £30.99 Excl. VAT £37.19 Incl. VAT

Ref: AA6BAT2

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Replacement Battery for Mitel 5613

Replacement battery for Dect Mitel 5613 phone
Call us for availability

£21.99 Excl. VAT £26.39 Incl. VAT

Ref: AA5613BAT

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Mitel 7X2D Desktop Charger

Charging station for Mitel cordless phones, designed to guarantee maximum autonomy in the workplace.
Call us for availability

~~£33.99~~ £22.99 Excl. VAT £27.59 Incl. VAT

Ref: MIT7X2CH

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Bluetooth headset for Mitel 6873 and 6900

Wireless Bluetooth Headset for the Mitel 6873 and 6900 Phone
IN STOCK

~~£152.99~~ £106.99 Excl. VAT £128.39 Incl. VAT

Ref: AACOMB69

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Mitel-Aastra M685i for SIP Phones Expansion Module

Extension module keyboard with 28 keys and LED.

5 of 1 Reviews
Call us for availability

£139.99 Excl. VAT £167.99 Incl. VAT

Ref: AAM685

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Mitel 6920 IP

Professional, elegant IP phone for PABX
Discontinued
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Ref: AA6920IP

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MATRA M740 Refurbished

Digital MATRA phone, ideal for call centres.

4.5 of 16 Reviews
Discontinued
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Ref: M740R

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Mitel 6930 IP Phone

Professional IP terminal for PABX and for experienced users
Discontinued
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Ref: AA6930IP

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Mitel Matra M725 Refurbished

Basic telephone with name and number display

4.1 of 8 Reviews
Discontinued
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Ref: M725R

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Aastra Matra M760- Refurb

The ideal terminal for call centers

4.3 of 18 Reviews
Discontinued
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Ref: MA760R

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Aastra 6730a Analogue Desktop Phone

Professional analogue telephone

4 of 11 Reviews
Discontinued
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Ref: AA6730A

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Aastra 6873i VoIP Desktop Phone

Executive-level VoIP Desktop Phone with large colour touchscreen display

5 of 2 Reviews
Discontinued
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Ref: AA6873I

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Aastra 5370

Advanced digital telephone with 12 programmable keys

4.8 of 11 Reviews
Discontinued
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Ref: AA5370

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Mitel MiVoice 5320e IP Phone

Full-feature, entry-level display phone with embedded gigabit support
Discontinued
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Ref: MI5320EIP

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Aastra 6869i VoIP Desktop Phone

Aastra 6869i VoIP desktop phone with 4.3" colour screen and up to 12 lines
Discontinued
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Ref: AA6869I

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Mitel Aastra DT413

Ultra-resistant IP65 DECT phone with Bluetooth
Discontinued
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Ref: ERDT413

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Aastra 142D refurbished belt clip

Easily carry your cordless phone!
Discontinued
Check the alternative product
Ref: AA142DCLIPR

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Charger for Aastra DT4X3 / 5607

Mitel Aastra DT4x3 / 5607 Cordless Phone Charger
Discontinued
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Ref: AACHARG

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Carrying case for Mitel 5613

Mitel 5613 DECT Phone Case / Carrying Case
Discontinued
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Ref: AA5613H

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Mitel Aastra 622D Version 2

PABX Advanced wireless phone with PTI, hands-free mode, Bluetooth and vibration

4.4 of 11 Reviews
Discontinued
Check the alternative product
Ref: AA622DV2

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Benefits of choosing Mitel

Thanks to its Aastra heritage, Mitel delivers solutions that offer reliability, seamless compatibility and professional technical support. Perfect for business environments, call centres, remote offices and the hospitality sector, Mitel systems are designed to make collaboration effortless. At Onedirect you’ll find a full range, from DECT phones to UC platforms and call centre solutions.

All-in-one UC	Integrated platforms for voice, video, chat and messaging. Ideal for call centres, warehouses and the hospitality sector.
Scalable solutions	Available on-premises, in the cloud or in a hybrid setup.
Seamless business integration for offices	Compatible with CRM, ERP and other business applications.
Features for call centres and hospitality	Smart call routing, omnichannel messaging and presence management.
Centralised management	A single web console for configuration and monitoring.
High reliability	Maximum uptime ensured by redundant infrastructure.
Call management	Dedicated buttons for call transfer and user customisation.

Why buy Mitel from Onedirect:

OKFull compatibility with existing Aastra devices
OKScalable solutions for offices, hotels and call centres
OKIP and DECT phones with user-friendly interfaces and multi-line support
OKExpert technical support from selection throughout the process
OKFast, reliable delivery

FAQ – Frequently Asked Questions

Do Mitel or Aastra professional phones support call transfer?

Yes. You can place a call on hold and transfer it to another line when needed.

Can I send text messages or see missed calls?

Yes. Some Aastra models support internal text messaging and show recent calls (answered or missed) in the “Contacts” menu.

Is it easy to change the language or audio settings?

Yes. Compatible models let you quickly adjust both language and audio settings through the menu.

Which mobile devices are they compatible with?

Mitel and Aastra phones can be integrated with mobile devices, ensuring seamless communication on the go. They work with both iOS and Android smartphones.

Are cloud solutions available for Aastra phones?

Yes. Mitel provides a variety of cloud solutions for businesses of all sizes, offering flexibility, scalability and cost efficiency, without compromising on call quality.

You’ll find Mitel devices in the following Onedirect categories:

VoIP Desk Phones Icon Corded PBX PhonesIcon Cordless Phones Icon