Hybrid Active Noise Cancellation. Four-mics Canceling Technology. Cloud-like Comfort. Up to 32h Talk Time. Plug & Play. UC-certification. Yealink BH74 is a bluetooth ANC wireless headset for focused and professional work from anywhere.. Performance. Product type. Headset. Wearing style. Head-band. Recommended usage. Office/Call center. Headset type. Binaural. Product colour. Black. Operating keys. ANC control, Mute, Reject call, Volume +, Volume -. Control unit type. On-ear control unit. Control type. Buttons. LED indicators. Yes. Country of origin. China. Ports & interfaces. Connectivity technology. Wireless. USB connector. USB Type-C / USB Type-A. Bluetooth. Yes. Bluetooth version. 5.3. Wireless range. 50 m. Headphones. Ear coupling. Supraaural. Driver unit. 3 cm. Noise canceling. Yes. Noise canceling type. Active. Microphone. Microphone type. Boom. Microphone mute. Yes. Battery. Battery operated. Yes. Continuous audio playback time (ANC on). 65 h. Talk time. 32 h. Battery recharge time. 1.5 h. Standby time. 480 h. Weight & dimensions. Width. 181 mm. Depth. 203 mm. Height. 56 mm. Weight. 162 g. Packaging data. Package width. 181 mm. Package depth. 203 mm. Package height. 56 mm. Package weight. 495 g. Packaging content. Quick start guide. Yes. leaflet
