YealinkTEAMS-BH76-CH-BL-C Teams Certified Bluetooth stereo headset with ANC and retractable mic. Black, USB-C, Charging Stand Yealink's BH76 Bluetooth Wireless Business Headset has a stylish appearance and delivers exceptional audio quality. It has an innovative retractable microphone arm and 4 levels of active noise cancellation (ANC), as well as Yealink's Acoustic Shield Technology. It allows users to transform any place into an office