| Manufacturer | YEALINK |
| Model | BH70 |
| Product Name | YEALINK BH70 Dual UC USB-A Bluetooth Headset |
| Part Number | BH70 DUAL UC USB-A |
| UPC | 841885121011 |
| Product Type | Bluetooth Over-Ear Headset |
| Form Factor | On-Ear |
| Sound Output Mode | Stereo |
| Color | Black |
| Weight | 91 g |
| Power Source | Rechargeable Lithium Battery |
| Battery Life (Talk Time) | Up to 35 hrs (with busylight off) |
| Battery Life (Music Playback) | Up to 43 hrs |
| Battery Life (Talk Time with Busylight) | Up to 28 hrs (busylight on) |
| Battery Recharge Time | Up to 90 minutes |
| Indicator Features | Integrated Busylight |
YEALINK BH70 Dual UC USB-A Bluetooth Headset

Key Benefits
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AI-Powered Summaries from Online Customer Reviews
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- Designed for business-grade communications with 3-Mic Noise Cancellation and stereo sound.
- Reliably long battery life up to 43 hours music and 35 hours talk time for uninterrupted productivity.
- Flexible connectivity via Bluetooth 5.2 and USB-A interface enables hassle-free pairing with multiple devices.
Product Overview
BH70 Dual UC USB-A - Bluetooth Over-Ear Headphones - noise cancellation technology - Wireless - Bluetooth 5.2 - Up to 35 hrs (with busylight off) / Up to 28 hrs (with busylight on) - USB-A - Black - 2 Years WarrantySpecifications
Product Overview
Wireless Features
| Connectivity Technology | Wireless - Bluetooth |
| Bluetooth Version | 5.2 |
| Wireless Range | Up to 50 meters |
Physical & Environmental
| Width | 177 mm |
| Height | 53 mm |
| Depth | 207 mm |
| Operating Temperature Range | 0°C to 45°C |
| Storage Temperature Range | -10°C to +60°C |
| Operating Humidity | 10% – 90% RH (non-condensing) |
Cloud Management & Licensing
| Device Management Platform | Yealink USB Connect |
| Cloud Management Support | Yes, via Yealink USB Connect |
| Software Updates | Firmware upgradable via USB Connect |
Interfaces
| Connection Interface | USB-A |
| Cable Length | 98 ft |
| Max Operating Distance via Bluetooth | 50 m |
Audio & Microphone
| Noise Cancellation Technology | 3-Microphone Noise Cancellation |
| Active Noise Cancelling | No (passive noise isolation only) |
| Microphone Type | 3 x MEMS Microphones |
| Microphones Included | Yes |
| Frequency Response (Headphones) | 20 Hz – 20,000 Hz |
Compliance & Origin
| Country of Origin | China |
| Certifications | CE, FCC, RoHS |
| Warranty | 2 Years Limited Warranty |
Advanced Security Features
| Secure Pairing | Yes, via Bluetooth 5.2 |
| Encryption Protocol | AES-128 encryption over Bluetooth |