- Plug-and-play
- USB 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 connections for UH34: USB-C, 3.5mm jack

• Monaural design for single-ear use
• USB-A 2.0 connectivity for easy plug and play
• Noise-canceling microphone for clear calls
• Comfortable leather ear cushions
• Convenient controller with UC button