Poly Blackwire 3210 Monaural USB-C Headset +USB-C/A Adapter (Bulk) - 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 offers comfortable listening for a longer duration Listen to your tape recordings or use them when listening to telephone calls on Skype with these mono sound headset Synthetic Leather ear cushion material to offer great versatility and allow creativity and innovation in design and construction Ear-cup design provides optimum comfort and noise isolation Call/Answer/End earpiece control for optimal performance and maximum reliability Omni-directional microphone technology ensures maximum dependability and optimal performance Effectively cancels outside noise to eliminate distortion with maximum sound efficiency