Amazon.com: iMah Replacement for Plantronics CS540 and C054 Wireless Headset Battery, Fits Plantronics 86180-01 84479-01 Battery, Pack of 2 : Electronics
For Plantronics Explorer 80 & Explorer 500 Bluetooth Headset New 90mAh Battery | eBay
371030 3.7V 0.3wh Li-Polymer Battery For Plantronics explorer 55 bluetooth headset Bracelet Wrist toys Remote controller 401030 - AliExpress
Headset Battery for CS50, CS55 and CS50-USB - Spare Battery | Poly, formerly Plantronics & Polycom
Amazon.com: Compatible Plantronics Battery Replacement for CS540 and C054 Wireless Headsets : Electronics
Siivton Bluetooth Headset V5.1, Wireless Headset with Battery Display Charging Case, Bluetooth Earpiece with Noise Canceling Mic for Driving, Office, Business, Compatible with Cell Phone and PC - Walmart.com
Amazon.com: Synergy Digital Wireless Headset Battery, Works with AT&T TL-7910 Wireless Headset, (Li-Pol, 3.7V, 240 mAh) Ultra Hi-Capacity, Compatible with Plantronics BT-191665 Battery : Electronics