Plantronics voyager legend cs 88863 02
Bluetooth headset mono headset earhook headset series plantronics voyager transmission modes bluetooth wireless bluetooth profiles a2dp advanced audio distribution profile avrcp audio video remote control profile hsp headset profile hfp hands free profile bluetooth version bluetooth 30 edr phone type iphone headset functions dsp technology hearing protection function multipoint vocal prompts voice dialing rechargeable features battery indicator control