The Yealink WH63 is a new entry-level convertible DECT wireless headset. Work seamlessly with major UC platforms and integrate natively with Yealink IP Phones. For crystal sound experience, Yealink Super Wideband HD Audio Technology and Acoustic Shield Technology make you talk and hear clearly during phone calls and video conferencing. Easily fingertouch control, 19g lightweight design, interruption free, WH63 is a nice convertible headset for work.