The Yealink wireless headset is your perfect office companion. No matter if in a meeting or on a call, its numerous features and qualities make this headset an essential tool: 2 integrated microphones with support for HD Voice and Yealink Acoustic Shield technology, Crystal-clear sound, Easy to use, Up to 8 hours talk time Up to 120 m DECT range, 2 x Micro USB 2.0 ports.