Etilize: Poly Savi 8400 Office 8445 Earset - Microsoft Teams Certification - Mono - Wireless - Bluetooth/DECT - 590.6 ft - 32 Ohm - 20 Hz to 20 kHz - Earbud - Binaural - In-ear - Noise Cancelling Microphone - Noise Canceling - Black Jenne: Poly Savi 8445 Office Microsoft Teams Certified DECT 1920-1930 MHz Convertible Headset-US
