Detailed Specifications
Yealink BH71 - Mono Bluetooth Wireless Headset with 4-Mic Noise Cancellation
Overview
This is a mono Bluetooth wireless headset designed for professionals requiring clear audio in noisy environments. It solves the problem of background noise interference during calls in open offices, vehicles, or public spaces using four-microphone beamforming technology that eliminates up to 90% of ambient noise.
The headset delivers up to 10 hours of talk time on a single charge, with Bluetooth 5.2 connectivity and a wireless range up to 40 meters (130 ft). Deployment scenarios include business travel, remote work, office environments, and use with mobile phones or PCs via the included USB-C cable. Compatible with Windows, Mac, Android, and iOS devices. Standard BH71 includes a carrying case (no battery); BH71 Pro adds a charging case with battery.
Key Features
4-microphone beamforming noise cancellation (90% elimination)
Up to 10 hours talk time / 11 hours playback
Bluetooth 5.2 with 40m (130 ft) range
Adjustable ear hook for left or right ear
Lightweight 18g design for all-day wear
Specifications
| Specification | Value |
|---|
| Brand | Yealink |
| Part Number | BH71 (1208651 / 1208653) |
| Product Type | Mono Bluetooth Wireless Headset |
| Connectivity Technology | Bluetooth 5.2 |
| Wireless Operating Distance | 40 m (130 ft) |
| Talk Time | Up to 10 hours |
| Music Playback Time | Up to 11 hours |
| Standby Time | Up to 9 days |
| Battery Capacity | 160 mAh (Lithium-ion) |
| Battery Recharge Time | 90 minutes |
| Charging Interface | USB-C |
| Noise Cancellation | 4-microphone beamforming (90% reduction) |
| Speaker Impedance | 32 Ω |
| Speaker Sensitivity | 110 dB ± 3 dB at 1 kHz |
| Max Input Power | 10 mW |
| Microphone Type | MEMS, omnidirectional |
| Microphone Sensitivity | -38 dBV/Pa |
| Frequency Response (Input) | 100 Hz - 8 kHz |
| Frequency Response (Output) | 100 Hz - 20 kHz |
| Bluetooth Profiles | A2DP, AVRCP, HFP |
| Bluetooth Audio Codec | SBC |
| Form Factor | In-ear with over-the-ear hook |
| Certifications | Microsoft Teams optional, UC |
| Compatibility | Windows, Mac, Android, iOS |
| Color | Black |
