Yealink YHS36-Dual-3P Description:
"Wideband Headset Compatible with Cisco 79xx IP Phones,Avaya callmaster V and VI(Mod plug wiring:R,M-,M+,R)
? Binaural Ear (dual ear)
? Quick-disconnect (QD) cord
? RJ9 Headset Jack
? Noise-Canceling Microphone
? Hearing Protection
? Leather Ear Cushions"