Poly EncorePro Voice Tube HW510V/HW520V (Poly 202118-01 or HP 85Q39AA) Conference phone Multi-device connectivity lets you manage

Multi-device connectivity lets you manage PC and mobile phone calls from a single headset

- Background Noise Compensation

Comes with 25 ft

Dynamic EQ feature automatically adjusts audio for voice and multimedia use

Six-microphone array

Poly EncorePro Voice Tube HW510V/HW520V (Poly 202118-01 or HP 85Q39AA) Conference phone Multi-device connectivity lets you managePlantronics Spare Voice Tube (Poly 202118 01 or HP 85Q39AA) is a high quality replacement accessory designed to maintain optimal audio clarity for your compatible Plantronics headset. This lightweight and durable voice tube ensures clear communication and is easy to attach, making it an essential component for professional environments. Ideal for maintaining hygiene and peak performance, this spare voice tube is a practical solution for extending the