Epos ADAPT 460T Wireless  BT in-ear Neckband UC Headset  is a double-sided headset with Bluetooth Dongle The best-in-class Active Noice Cancellation (ANC). Impressive sound with a Microsoft Teams certified/UC optimized solution and subtle vibrating neckband signaling incoming calls. Lightweight construction and comfortable earbuds for all day use. With up to 14 hours of talk time.