| Specifications | ||
| General | Headset cable length | 1.2 m |
| Supported operating systems | Mcrosoft Windows®, Apple Mac OS | |
| Color | black | |
| Weight | UH37 Mono: 96.5 g | |
| UH37 Dual: 139.5 g | ||
| Microphone | Microphone type | 2 ECM MIC |
| Microphone Frequency response range | 100 Hz-10kHz | |
| Microphone bandwidth | Wideband | |
| Microphone Sensitivity | -44.0 dB re. 1V/Pa | |
| Speaker | Speaker size | Ø 35mm |
| Speaker Sensitivity | 109 dB SPL @ 1 kHz, 179 mV | |
| Frequency response range | 20 Hz-20 kHz | |
| Speaker Impedance | 32+/-4.8Ω, @ 1.0 kHz | |
| Speaker input power | Normal 10 mW, max 30 mW | |
| Speaker bandwidth | Super Wideband | |
| Connectivity | Call control | Answer/End/Reject/Hold a call |
| Volume up/down | ||
| Microphone intelligent mute | ||
| Redial last outgoing call | ||
| Teams | ||
| USB-A | √ | |
| USB-C | √ | |
| Management | Yealink USB Connect (PC) | √ |
| Yealink Connect APP | √ | |
| Yealink Device Management Platform Management | √ | |