Yealink Premium USB Wired Headset - Microsoft Teams Certification - Stereo - Mini-phone (3.5mm), USB 2.0 - Wired/Wireless - Bluetooth - 32.8 ft - 32 Ohm - 20 Hz to 20 kHz - Over-the-head - Binaural - 2.6 ft Cable - Noise Cancelling, Uni-directional, Electret Condenser Microphone - Black