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Plantronics MDA 526 QD 6 PINS USB-C audio Processor

USB-C audio processor and deskphone/softphone commutator

Key features
  • Audio processor and commutator
  • Dual connectivity: administer communications from your deskphone and softphone
  • Improved call quality with white noise/static suppression
  • Compatible with Encore Pro 500/700 6 pins/QD digital tops 
  • SoundGuard Digital acoustic protection
  • Advanced remote controls using Plantronics Management Pro 
Manufacturer part #: 212176-01
Internal ref: PLMDA526QDC

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Subject to manufacturer conditions
2 years standard warranty
£95.99 Incl. VAT
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Product description

Switch seamlessly between your desk phone and softphone

The Plantronics MDA 526 QD 6 Pins USB-C audio Processor is designed to improve the speed of switching between your deskphone and softphone when using a headset. It is an audio processor and commutator, which is compatible with all Encore 500/700 series 6 pin digital tops. Through the smooth integration of mixed call environments, this audio processor works to boost customer experience. It comes with straightforward cal controls and improves customer service representatives (CSRs) training.

Quick call handling

By seamlessly integrating mixed call environments, switching between desk phone and softphone calls has never been easier. Therefore, the audio processor allows CSRs to contact more customers from nine-to-five. Thanks to echo and noise suppression, enjoy crystal-clear conversations. What´s more, this device is compliant with Noise @ Work, Anti-Startle and G616. This means that customers can be heard loud and clear. Use Plantronics Hub to configure advanced audio channel mixing.

Seamless switching

Spend less time trying to get equipment to work and more time on what´s important - communicating. With the Plantronics QD cable, customer service representatives can move effortlessly between systems. Therefore, the MDA 526 processor helps to improve call efficiency.

Impressive analytics

Use Plantronics Manager Pro (sold separately) to look at analytics and insights from both desk phones and softphones. Managers can make the most of training opportunities as a means of improving call quality. Furthermore, track headset usage, identify conflicts and acoustic problems. This way, add to your customer service experiences and take advantage of your headsets.


  • Seamless call switching between desk phones and softphones
  • Compatible with Encore Pro 500/700 series 6 pin digital tops
  • Advanced noise and echo cancellation
  • SoundGuard DIGITAL acoustic protection
  • Call/answer end, mute and volume
  • Dimensions: 32.4 x 82.8 x 117.5 mm
  • Weight: 140g
  • Audio mixing: call recording, agent greeting, voice notes, streaming audio
  • Quick disconnect (QD) cable
  • USB-C computer cable

In the box

  • MDA 526 QD 6 PINS USB-A audio processor
  • RJ11 cable
  • USB-C cable 
  • QD curly cable
  • User manual 


Data sheet

Product Specs.

More Information
Warranty2 years
Acoustic protectionSoundGuard system
Weight140 grams
CompatibilityFor Desk phones and PC
Corded or cordlessCorded
Suitable for intensive useFor intensive use
MAC compatibleCompatible with MAC
Softphone compatibleCompatible with softphones