Poly Plantronics Savi Spare Battery

CS545-XD Wireless Headset System

Poly Plantronics Part# 88909-01

Headset/Earsets – TAA Compliant – Earset - Over-the-ear - Over-the-head - Monaural - Boom - CS500 XD - 350 ft Wireless Operating Distance - Wireless - Outer-ear - RF - Mono - Mexico - CS500 XD - Digital Signal Processing - Lightweight

CS540 Wireless Headset System

Poly Plantronics Part# 84693-01

Headphones/Earphones – TAA Compliant – Headset - Over-the-head - Over-the-ear - Behind-the-neck - Monaural - Boom - CS500 - 350 ft Wireless Operating Distance - Black - Silver - Wireless - Semi-open - DECT - Mono - 1 year Additional ...

Savi Spare Battery with On/Off Switch

Poly Plantronics Part# 204755-01

Batteries – Battery - Proprietary Battery Size - China - Headset - Plantronics Headsets: - WH500 - W440 - W740 - W440-M - W445 - W445-M - W745