Features

<p>&bull; UH34 Mono 1-ear type (Leather)<br /> &bull; Plug-and-play connections<br /> - USB connectivity to Yealink IP phones, including<br /> T41S/T42S/T46S/T48S/T42U/T43U/T46U/T48U/<br /> T53/T53W/T54W/T57W/T58A/VP59 (T41S/T42S/T46S/T48S should be upgraded to version 82 or higher)<br /> &bull; HD Voice/Wideband speaker performance.<br /> &bull; There is a noise canceling system with a mic. Noise-canceling<br /> &bull; ActiveProtection technology safeguards users from acoustic injury<br /> &bull; Integrated LED indicator and warning tone<br /> &bull; 320&deg; bendable boom arm for easy adjustment without breaking<br /> &bull; Optional connections for UH34: USB-C, 3.5mm jack</p>