Product Review

Corded reliability Meets wireless flexibility.
dual connectivity

the Black wire 700 series headsets connect to your PC and mobile phone - combining the comfort and durability of corded with the freedom and flexibility of wireless. Ideal for knowledge workers who need a seamless solution for managing calls on their PC, mobile phone or tablet, The Black wire 700 series is the most integrated, Premium headset for UC.

main features
connectivity technology: Wired/wireless
wireless technology: bluetooth
sound mode: stereo
minimum frequency response: 20 hz
maximum frequency response: 20 khz
earpiece design: over-the-head
earpiece Type: binaural
microphone design: boom
microphone technology: Noise cancelling
host interface: usb
form factor: supra-aural