Plantronics CS520-XD Headphones User Manual


 
6
Accessories
2
1
3
1 Electronic hookswitch cable (EHS) Electronically takes your desk phone handset off hook.
Enables remote call answer/end with your headset.
2 HL10™ lifter Automatically lifts handset and returns it to the cradle. Enables remote call
answer/end with your headset
3 Online indicator (OLI) A light that flashes once a call is activated. It allows others to know
when you are on a call.