For HP POLY 920P8AA 27708-01 Headset Mute Switch Generic

Generic For HP POLY 920P8AA Formerly Plantronics QD in-line mute switch, Bulk Bagged PROMO PRICING 
Works with: HP POLY Plantronics and Addasound Headsets 

• H101N, HW510, HW520, HW530, HW540, HW710, HW720, H91, H91N, H361,H361N, H351N, H171, H171N, HW301N 
• Also works with Addasound Crystal 2701, 2702, 2821, 2822, 2871, 2872 Headsets and more

A fantastic value, and great generic alternative to the OEM Version! 

Plantronics Accessories Guide