Amazon.com: iMah Replacement for Plantronics CS540 and C054 Wireless Headset Battery, Fits Plantronics 86180-01 84479-01 Battery, Pack of 2 : Electronics
Plantronics replacement battery 3-pin version for CS540 & C565 Wireless Headsets 17229136342 | eBay
Amazon.com: Synergy Digital Wireless Headset Battery, Works with Plantronics CS540 Wireless Headset, (Li-Pol, 3.7V, 140 mAh) Ultra Hi-Capacity, Compatible with Plantronics CS540 Battery : Electronics
Plantronics CS540 Wireless Headset (84693-01)
New 3.7v 140mah Li-po Polymer Battery For Plantronics Cs540 Bluetooth Headset Rechargeable Accumulator Pack Replacement 86180-01 - Rechargeable Batteries - AliExpress
Plantronics CS540, CS540A Batterie de remplacement pour Plantronics 84479-01 et 86180-01 | Batteries pour écouteurs et casques HIFI | Batteries | Batterie-Boutique.fr
Synergy Digital Wireless Headset Batteries, Compatible with Plantronics CS540 Headset System Wireless Headset, (Li-Pol, 3.7V, 140 mAh), combo-pack includes: 2 x SDHS-P907 Batteries - Walmart.com
Amazon.com: Merritt Compatible Plantronics Battery Replacement for CS540 and C054 Wireless Headsets (3 Pack) : Electronics
Cameron Sino 140mAh Battery 84479 01, 86180 01 for Plantronics CS540, CS540A, Savi CS540, Savi CS540A|Digital Batteries| - AliExpress
Battery for CS540 Wireless Headset | Business Telecom Products