Plantronics 65116-01 Online Indicator Busy Light

The on line indicator ends in a 90 degree low profile jack and connects to the HL10 handset lifter. The 65116-01 works with wireless headset systems such as the CS50, CS55, SupraPlus Wireless Series, CA10, CS10, LKA10, Voyager 510SL, HL1, and HL10.