Battery For Poly CS540 (C054) - HA10128

When your Poly CS540 or C054 wireless headset no longer holds a charge, we have you covered with a 100% compatible replacement battery. On average your headset battery will last 1-2 years before a replacement is needed. When you start to notice that your battery will no longer hold a charge for more than 7 hours, it's time for a replacement. Follow our Poly CS540 battery replacement guide, for further information on installation. Recycle responsibly!Please recycle your used batteries responsibly by using these online resources from Call2Recycle, Earth911, or Consumer Technology Association