Plantronics Voyager 5200 Office, 2-Way Base, USB-A - Mono - Wireless - Bluetooth - 250 ft - 16 Ohm - 100 Hz - 20 kHz - Earbud, Over-the-ear - Monaural - In-ear - Omni-directional, MEMS Technology, Noise Cancelling Microphone

Stay connected smoothly with a wireless range of 250 ft Get clear audio with cheek designed microphone Great for Audio/Visual Labs, Assisted Listening Systems and more that have a Mono jack for non-stereo use Enjoy detailed wireless audio with these V5200 CD USB-A earset Dance to your favorite tracks and never worry about the wires getting in your way with these wireless Bluetooth earset Absolute wearing comfort during long work sessions with over-the-ear design earset Hear every detail crisp and clear with a frequency response of 100 Hz-20 kHz