Jabra Perform 45 SE Earset - Microsoft Teams Certification - Mono - True Wireless - Bluetooth - 328.1 ft - 20 Hz to 20 kHz - Earbud, Behind-the-ear, Over-the-ear - Monaural - In-ear - MEMS Technology, Noise Cancelling Microphone - Noise Canceling | Jabra | | Perform 45 SE Earset | Microsoft Teams Certification | Mono | True Wireless | Bluetooth | 328.1 ft | 20 Hz to 20 | Unknown | Best Buy