● Plug and play
● Easy to use
● Support Yealink WH62/WH63 headset only
● Compatible with IP Phone:
1) Yealink IP phones (T3X) with remote control feature
2) Yealink (T4X/T5X)/Avaya/Poly/Snom/Grandstream/Fanvil desktop phone without remote control feature
* Remote control feature: answer, reject, hold, mute, hang up, switch between multiple calls, and adjust the volume.