Yealink BH70 – Bluetooth Wireless Dual UC Headset

Overview :

The Yealink BH70 is an entry-level Bluetooth wireless headset engineered for office and hybrid workers who require reliable audio for daily collaboration. It solves poor call clarity and short battery life in open offices, home workspaces, and on-the-go scenarios with three integrated microphones and Acoustic Shield Technology 2.0 for active noise cancellation.

The headset delivers 20Hz to 20kHz speaker frequency response via 35mm custom speakers and 100Hz to 8kHz microphone response. Talk time reaches 35 hours with busylight off, or 28 hours with busylight enabled; music playback extends to 43 hours. The BT51 USB-A/C dongle provides wireless range up to 50 meters (164 feet) and supports simultaneous connection to two devices.

Deployment includes PC, Mac, Android, and iOS devices via USB-C/A dongle or direct Bluetooth pairing. The headset is UC-certified and compatible with all major UC platforms (Microsoft Teams, Zoom, etc.). Do not use for gaming (no dedicated gaming codecs) or as a DECT headset for extreme-range warehouse applications.

Key Features :

• 3-mic noise cancellation + Acoustic Shield 2.0

• 35mm custom speakers, 117dB sensitivity

• 35hr talk time / 43hr music playback

• BT51 dongle with 50m/164ft range

• Dual-side busylight + pull-to-mute boom