Replacement Headset for Plantronics CS351 SupraPlus Wireless System Monaural Voice Tube

Replacement Headset for Plantronics CS351 SupraPlus Wireless System Monaural Voice Tube Battery is not included.  You require a separate battery to operate this headset.  It is the same battery as for either the CS50, CS55 or CS60 Package Includes: CS351 Headset Voice Tube Ear Cushion Click here for manufacturer product page User Guide   This is the Plantronics CS351 replacement/spare headset (part# 71775-01) for the Plantronics CS351 wireless headset system. This is the spare headset If you lost or broken your Plantronics CS351 headset or if you are in a multi-shift enviornment where you have multiple users using the same telephone. This part will not work on its own so only order this item if you already have the complete Plantronics CS351 headset system and only need to replace the headset itself. See Plantronics CS351 multi-shift pairing instructions. Also see our Plantronics CS351 interactive setup guide and Plantronics CS351 user manual Multi-shift environment: Multiple u