Poly MDA524 QD Computer & Desk Phone Switch:
One headset for desk phone & softphone / VoIP
Easily transition into Unified Communications
USB-A or USB-C options
Independent volume and mute and call answer/end controls
Quick-Disconnect lets you unplug and walk away
 
Compatible and Adaptable
Allows customer service representatives to take calls on desk phones or softphones
Supports Poly standard Quick Disconnect (QD) headsets, Poly digital QD headsets and Y-training cables
The Poly MDA524 QD is available in two models: Poly standard 4 pin QD headsets and MDA526 QD for Poly digital 6 pin QD headsets
Comprehensive desk phone compatibility with electronic hook switch (EHS) integration (available separately)
Superior noise and echo cancellation
 
Poly MDA524 QD Benefits:
One headset for desk phone and PC calls or applications
Manage your audio from one simple-to-use device
Easy-to-use buttons
Visually see your microphone mute button and call status indicators
Independent volume and mute and call answer/end controls
Superior noise and echo cancellation
4-Pin Quick-Disconnect Cord allows you to walk away from your desk
Compatible with any Poly H-Series headset
Desk phone compatibility with electronic hook switch (EHS) integration
USB-A or USB-C cable
2-Year Warranty
 
Models
MDA524 QD-A
HP SKU: 8L544AA
UPC: 197497837704
Formerly: 212164-01 (017229164239)
MDA524 QD-C
HP SKU: 85Q24AA
UPC: 1974975717
Formerly: 212174-01 (017229164253)
 
Poly MDA524 QD Replaced/Updated:
Poly MDA526 QD-A – SKU: 8L547AA
Poly MDA526 QD-C – SKU: 85Q27AA
Poly M22 Amplifier – SKU: 85T20AA#AC3
 
FREE technical support with purchase
Need help?  Call us and talk to a Real Person
 
What comes in the box:
MDA524 QD Audio Processor
4-Pin Quick Disconnect cable
Telephone Interface cable (86007-01)
USB-A or USB-C Cable
Quick start guide
 
Poly MDA524 QD Audio Processor Compatibility Settings:
Compatibility Slide Switch: The bottom of the Poly MDA524 QD Audio Processor has a slide switch with letters A-F. Research your phone’s natural Direct Connect Cable for correct compatibility setting.
A = U10
B = A-10
C = U10P
D = HIS
E = U10P-S
F = HIC