CART MENU Open menu Mallory Headsets Inc. Toggle search bar What can we help you find? Submit search CART Bulk Earbuds As Low As $0.72 ea! Conference Phones DECT Wireless Headsets JPL Telecom Poly/Plantronics Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Wired Wireless Addasound Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Wired Jabra/Vxi Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Sennheiser Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Blue Tiger Bluetooth VoIP Equipment Services Yealink Polycom Computer Headsets(UC/Teams) Education Call For Volume Pricing 800-701-2289 Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Poly/Plantronics > Spare Parts > CS540 Replacement Battery Our Price: $34.95 Product Code: 86180-01 Qty: Description Replacement battery for the CS540. Related Items Spare Headband For The HW540 Plantronics M22 Power Supply Adapter Small Fit Kit (CS540) APV-63 EHS Cable Our Price: $16.95 Our Price: $8.95 Our Price: $12.90 Sale Price: $58.00 Plantronics 10 Ft Extension Cable QD to QD Spare Headset Only, No Base (CS540) Plantronics In-Line Mute Switch Plantronics Cisco QD Cord Our Price: $16.95 Our Price: $131.00 Our Price: $18.95 Sale Price: $31.00 Share your knowledge of this product. Be the first to write a review »