3 Wearing Styles & 2 Year Warranty: The wh63 convertible headset weighs only 18g and comes in three different wearing styles – earpiece, earhook, and neckband, so you won’t feel any discomfort, even after wearing it for hours at a stretch. Our device comes with a 2-year warranty, which is a testimony to its quality. Talk Time & Roaming Range: Up to 8 hours of talk time, which means the battery life lasts the entire workday.DECT 6.0 technology roams up to 394ft or 120 meters. enjoying larger workspace and bettering work experience. Noise Canceling Microphone: The phone headset is built dual noise canceling microphone with Yealink acoustic shield technology, block the background noise automatically, ensures the participant's voice is heard clearly, greatly boosting communication efficiency. Connects to PC: The wireless computer headset connects to computer/laptop using USB-A, ✓Compatible with Zoom certified, RingCentral, Cisco, Skype, and other leading collaboration platforms. Perfect for remote work, online meetings, and your office or home office setup. Connect to Desk Phone: The telephone headset is connect the office VoIP phone via USB-A. ✓Compatibility Yealink Desk Phones Series:USB Phone:T4XS/T4XU/T53/T5XW/T58A/VP59;Skype for Business Phone:T48S/T56A/T55A/T58A;Teams Phone:MP54/MP56/MP58 Connect Through EHS35 Adapter: T30P, T31P/G, T33P/G;Poly desk phones VVX 411, VVX 401/501, VVX 250/350/450; SNOM desk phones D765 D385 D735.*EHS35 adapter available as an optional accessory.