Linksys Bluetooth USB Adapter, Wireless, USB, 0.721 Mbit/s Linksys Bluetooth USB Adapter. Connectivity technology: Wireless, Host interface: USB. Maximum data transfer rate: 0.721 Mbit/s, Wi-Fi band: Single-band (2.4 GHz). Antenna type: 1.2 dBi https://www.pocket-lint.com/smart-home/reviews/67662-linksys-bluetooth-usb-adapter-stick We wish every product were like this- plug it in and it works. It’ll be a sad day when this is discontinued. Need Bluetooth? Check here.