• Plug-and-play
• USB-A connectivity to Yealink IP phones, including T41S/T42S/T46S/T48S/T42U/T43U/T46U/T48U/T53/T53W/T54W/T57W/T58A/VP59 (T41S/T42S/T46S/T48S should be upgraded to version 82 or higher)
• HD Voice/Wideband speaker performance
• Noise-canceling microphone and passive noise cancellation
• ActiveProtection technology safeguards users from acoustic injury
• Integrated LED indicator and warning tone
• 320° bendable boom arm for easy adjustment without breaking
• Optional additional connections for UH34: USB-C, 3.5mm jack
• UH34 Mono has leatherette ear cushions

***PRODUCT DATASHEET