Yealink BH76 USB-C Bluetooth Wireless Stereo Headset is dsigned to be the wireless solution, puts hybrid mode in the spotlight by meeting the requirements of employees who share their daily lives between the office and home. Offering flawless comfort thanks to its high-end fabric headphones, the BH76 is feature a retractable microphone boom inside the headset. Adapts to all your communication media, from PC/Mac thanks to the included BT51 USB-C dongle, to smartphone and tablet via the implanted Bluetooth 5.2 technology. Offers you up to 35 hours of talk time and recharge your product within 3 hours thanks to the support of Qi wireless inductive technology. The 5 analog microphones (1 ECM + 4 MEMS) ensure smooth transmission of your words, the ANC technology specific to this model actively reduces all surrounding noise that could interfere with your communications. Specifications: Integrated array of two microphones: 1 analog ECM microphone and 4 analog MEMS microphones, Microphone sensitivity: -15.66dBFS/Pa, Microphone frequency response: 100Hz - 8kHz, Maximum power of a speaker: 50mW, Sensitivity of a speaker: 117dB 1mW-1kHz, Frequency response of a speaker: 20Hz - 20kHz, ANC technology: Active noise cancellation, Hearing protection for the user: EN50332, Multipoint system: Support pairing 2 separate devices at the same time, Ability to store up to 8 devices in a single headset, Unterstützte Bluetooth-Profile: HSP v1.2; HFP v1.7; A2DP v1.3; AVRCP v1.6; PBAP v1.1; SPP v1.2.