1、Better performance in terms of transmission distance, data rate and low power consumption with the latest Bluetooth 0 adapter. 2、Easily pair 4 devices with Bluetooth adapter. Supports connecting speaker, mouse, keyboard and printer to PC simultaneously. 3、Just insert the USB port to set up the USB Bluetooth adapter for the PC. Compatible with 32‑bit / 64‑bit for Windows 10/8.1/7 and for Linux. 4、Once a USB Bluetooth adapter is installed on a PC, it works like any Bluetooth device, support wirelessly connecting to other Bluetooth devices. 5、Better anti‑interference technology that can coexist with Wi‑Fi in the 4GHz band without interfering with each other and transfer smoothly between devices. 1 x Bluetooth Adapter Item Type: Bluetooth AdapterMaterial: ABS+ Metal Color: Black Note: Bluetooth adapter is only applicable to computers (enabling the computer to become a Bluetooth computer in seconds, transmitting data, pairing Bluetooth headset, listening to music from speakers, and enabling the computer to surf the Internet via mobile phone network, etc.)Bluetooth Version: V 5.0Data Transmission: 3MbpsInterface Type: USBSensitivity: -89dBmFrequency Range: 2.4GHz- 2.4835GHzTransmission Distance: Within 20m / 65.6ftOperating System: for Windows XP/Vista/Win 7/8/10/Support Bluetooth Protocol: A2DP, AVCTP, AVRCP, OPP, SPP, DUN, FTP, AG, AVRCP, FAX, HEADSET, IM, IT, NA, HCRPOperation Instructions: Plug the adapter into the USB interface of the computer, you can use Bluetooth connection