HP/Plantronic busy light, Online indicator for Wireless Headsets

Lets others know when you are on the phone Works with: CS70N, CS50, CS55, SupraPlus Wireless Online indicator light for Plantronics CS50, CS55, CS70N, CS351, CS351, CS351N, CS361, and CS361N wireless headsets Also compatible with Avaya AWH55 and AWH55+ wireless headsets Can be used with HL10 handset lifter and most Plantronics/Poly EHS (electronic hookswitch cables) Attaches to most surfaces with included sticky tape NOTE: This is the right angle plug version.  Not compatible with Plantronics Savi 700 or Plantronics CS510, CS520, CS530, CS540, CS540XD, or CS545XD Old Poly part# 65116-02 - New HP part# HP920Q4AA NOT FOR WIRED HEADSETS - approx 2.6" Product documentation