Poly Blackwire 3210 Monaural USB-C Headset +USBC/A Adapter - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 5.20 ft Cable - Omni-directional Microphone - Noise Canceling - Black

Your voice will be heard loud and clear with the boom microphone design to ensure maximum Headset usage efficiency USB Type C host interface ensures dependable data transfer for maximum efficiency The 3210 headset provides plenty of freedom with wired connectivity On-ear earpiece design ensures maximum convenience and optimal performance Great for Audio/Visual Labs, Assisted Listening Systems and more that have a Mono jack for non-stereo use Synthetic Leather ear cushion material which is cost-effective and has a prolonged life Ear-cup design provides optimum comfort and noise isolation Call/Answer/End earpiece control for enhanced, dependable pointing efficiency with maximum usability Omni-directional microphone technology ensures easy, convenient talking with maximum efficiency Effectively cancels outside noise to eliminate distortion with maximum sound efficiency