Showing 120–130 of 230 results

- You can extend the lifetime of your replacement battery with an extended warranty- Voltage: 3.7V 190mAh- Composition: Li-Pol - Compatible Plantronics headsets include Savi 400 series Savi 700 series CS500 series and CS500 XD series

- Spare Foam Cushion for HW510 (Monaural) and HW520 (Binaural)- 2 pack

- Dual connectivity - for Both deskphone PC or Mac (both USB-A and USB-C cable included)- Long-range roaming range (580ft line of sight up to 250ft in a regular office)- Noise canceling microphone- 256 bit AES encryption - Highest level DECT Security available.- Increase density - allow many more headsets in the same location up to 2x more. Up to 120 headsets typical office.- DECT wireless technology No Wi-Fi interference- 13 hours talk time on a single charge 50+ hours of standby- Conference up to 3 additional headsets on a single base.- Super light weight - only104g- part 214778-01- Remote answering with lifter (HL10) or electronic hook switch module (EHS) sold separately. Call for compatibility.

A PC/USB Adapter that allows users to use their headsets with a PC/Computer softphone (like Microsoft Skype for Business)- The APU-76 is compatible with CS500 series wireless headsets (CS510 CS520 CS530 CS540 C054 C052). Also compatible with the Mitel 6867 and Mitel 6869 HID1 desk phones- Compatible with Yealink SIP-T58V SIP-T58A SIP-T56A - Based on V83- Compatible with Yealink SIP-T54S SIP-T52S SIP-T48S SIP-T46S SIP-T42S SIP-T41S SIP-T53 SIP-T53W SIP-T54W SIP-T57W - Based on V84

- Plantronics 25 pack of eartips for the CS540 and W440

- Training Y-Connector allows two headsets to be connected to a single headset adapter allowing trainers and supervisors to monitor agent calls

- Replacement eartips for TriStar headset- Pack includes one size of each style- Total of four eartips- Plantronics Part: 29955-32

-Replacement Voice Tube- Clear- Should be replaced periodically for optimum voice clarity- Compatible Plantronics headsets include TriStar H81 DuoPro H171 DuoSet H141 SupraPlus Wideband HW251 and HW261- Plantronics Part: 29960-01

- Quick disconnect to 3.5mm cable- Features a right angle plug and is recommended for use with cell phones like iPhone and Blackberry- For use with H series QD headsets (Encore Entera Tristar SupraPlus Mirage DuoSet DuoPro EncorePro StarSet Freehand and Supra)- Connects headsets to devices- Four conductors- Plantronics Part: 38541-02

- 10FT QD TO 2.5MM