Poly Savi 8210 Office DECT 1920-1930 MHz Single Ear Headset - Mono - USB Type A, RJ-11 - Wired/Wireless - Bluetooth/DECT - 590 ft - 32 Ohm - 20 Hz to 20 kHz - On-ear, Over-the-head - Monaural - Ear-cup - Noise Cancelling Microphone - Black Power through the noise Hearing every word clearly on a call is not a nice-to-have, it is a must-have. With the Poly Savi 8200 Office series, you can tune out noise and nearby conversations with noise-canceling microphone plus close conversation limiting.Freedom to roam Being able to talk for a long time on a single charge means work gets done. And with the freedom to roam up to 590 ft/180 m means you can keep the calls going, even away from the desk.Multi-device connectivity Today's enterprise and contact center professionals work on a range of devices. Savi 8200 Office Series headset systems have 3-way connectivity - computer, desk phone and mobile phone - for convenient conferencing on up to two devices at once.Features | 3-way connectivity Manage all your calls with a compatible single base that offers 3-way connectivity - computer, desk phone and mobile.Crystal-clear calls Reduce background sounds with noise-canceling microphone and close conversation limiting.Take it further Everyone can move, multitask, and get more done with up to 13 hours of talk time on a single charge. Convenient voice prompts notify of mute status, wireless range limit and more.Privacy is ensured Privacy of your conversation is ensured: DECT™ security-certified headset.Training made easyMake training and collaboration easy with the ability to conference up to 4 headsets onto a single base.Communications platformsAn IT manager's dream, this headset was created for communication and is optimized and certified to work with top virtual meeting providers.