Plantronics W720A-M 用户手册
1
Electronic hookswitch cable (EHS cable) Electronically and automatically takes your desk
phone handset off the hook. Enables remote call control with your headset.
phone handset off the hook. Enables remote call control with your headset.
2
HL10 lifter Automatically lifts handset and returns it to the cradle. Enables remote call
control with your headset.
control with your headset.
Accessories
7