Headset Plantronics Mono BLACKWIRE C215 jack 3.5mm, Noise-cancelling Microphone, Remote Call Control, Mic. Frequency Response 100 Hz–10 kHz, Output 20 Hz–20 kHz (205203-02)
Headset Plantronics Mono BLACKWIRE C215 jack 3.5mm, Noise-cancelling Microphone, Remote Call Control, Mic. Frequency Response 100 Hz–10 kHz, Output 20 Hz–20 kHz (205203-02)