TP-Link UB4A Bluetooth 4.0 USB AdaptorLink to Your Computer via BluetoothUB400 turns Non-Bluetooth PC or laptop into Bluetooth-capable. Just connect your Bluetooth devices to your computer and enjoy it with ease.Plug & Play, No Drivers RequiredFor Win 8, Win 8.1, and Win 10, just plug UB4A into your computer to enjoy a fast, convenient Bluetooth connection.Nano-Sized, Plug In & ForgetA sleek, ultra-small design means you can insert the nano adapter into any USB port and simply keep it there, no matter when you are traveling or at home.Broad Operation RangeWith a transmission distance of up to 10 m, you can enjoy lossless music via your Bluetooth headset without hovering around your computer.SPECIFICATIONSStandards and Protocols: Bluetooth 4.0Interface: USB 2.0Dimensions (W x D x H): 14.8 6.8 18.9mmCertification: FCC, CE, RoHSSystem Requirements: Windows 10/8.1/8/7/XPPACKAGE CONTENTSBluetooth 4.0 Nano USB Adapter UB400Quick Installation Guide