Plantronics MDA100 QD switch is a device that will help a large office or call center to transition from desk phones to softphones (software phone).  Compatible with major phone systems. Compatible with softphones from Avaya, Cisco or Microsoft and others without investing to purchase new headsets. The Plantronics MDA100 QD is a simple, easy to use switch means customer service representatives with Plantronics Quick Disconnect (QD) headsets can manage audio from both a desk phone and a softphone via USB Cable without changing headsets.

Key Features:

• Works with Plantronics QD headsets
• Easy to use toggle switch allows seamless call management from difference sources
• Mute button with visual indicators
• Compatible with PCs, Macs and all major desk phones and softphones supported by Plantronics Hub
• Includes Quick disconnect (QD) cable makes it easy to detach headset when it’s time to take a break or end a shift
• Compatible with PCs, Macs and all major desk phones and softphones supported by Plantronics Hub
• 6-position configuration switch compatibility with 99% of desk phones

Old Poly part # 205255-01

New HP part # 8A7E1AA

What's in the package:

• 10-foot coil QD cable
• RJ9 cable
• USB to micro USB cable

For more information, see Plantronics MDA100 datasheet

MDA100 switch setting Plantronics cable equalivent (A-F)**

• A = U10 - Cisco
• B = A10 - Nortel, NEC
• C = U10P - Polycom
• D = HIS - Avaya
• E = U10P-S - Yealink
• F = HIC - Avaya

**If you don't have one of these phones, call for compatibility