BH76 Plus Teams Black USB-C Dual Yealink BH76 Plus UC. Product Type: Headphones Transmission technology: Wireless, Bluetooth. Recommended usage: calls/music. Headphone frequency: 20 - 20000 Hz. Wireless range: 30 m. Cable length: 1.2 m. Weight: 285 g. Product color: Black Product type: Headphones Wearing style: Headband Recommended use: Calls/Music Headset type: Binaural Product color: Black Cable length: 1.2 m Number of stored paired devices: 8 Number of simultaneously connectable devices (max): 2 Transmission technology: Wireless Feature: Headband padding USB -Connection type: USB Type-C Bluetooth profiles: A2DP, AVRCP, HFP, HSP, PBAP, SPP Bluetooth version: 5.2 Frequency response (music mode): 20 - 20000 Hz Frequency response (talk): 100 - 8000 Hz Wireless range: 30 m Maximum load capacity: 50 mW Headphone speaker position: Supra-aural Headphone frequency: 20 - 20000 Hz Headphone sensitivity: 117 dB Driver unit: 3.5 cm Noise cancellation type: Active Microphone type: Boom Microphone frequency: 100 - 8000 Hz Microphone sensitivity: -15, 66 dB Number of microphones: 5 Continuous audio playback time: 40 h Talk time: 35 h Battery charging time: 2 h Standby time: 360 h Weight: 285 g Packaging width: 194 mm Packaging depth: 207 mm Packaging height: 53 mm Cables included: USB Type-A to USB Type-C