USB Bluetooth-Compatible 5.3 Adapter Support Windows 11/10/8.1 BT Audio Transmitter Plug&Play Music Receiver Adapter for Computer PC Laptop Earphone Feature: 1.Multiple Device Connectivity: USB bluetooth-compatible 5.3 adapter can Connect your computer to other Bluetooth-Compatible-enabled devices simultaneously, expanding your connectivity options and enhancing convenience. 2.Simultaneous Multi-Device Support: BT audio transmitter can Seamlessly connect multiple Bluetooth-Compatible devices at the same time, eliminating the need for USB ports and catering to various usage scenarios. 3.Driver-Free Plug and Play: music receiver adapter compatible with Windows 8.1/10/11, this device requires no additional drivers for installation. Simply plug it in and start using it. It also supports Windows 7 (driver installation required). 4.Compatibility with Multiple Bluetooth-Compatible Versions: This mini sender is compatible with Bluetooth-Compatible versions 4.1, 4.2, and 5.1, ensuring versatility and seamless connectivity with a wide range of devices. 5.Compact and Convenient: The wireless adapter is designed to be compact and portable, allowing you to enjoy Bluetooth-Compatible connectivity on the go. Its versatility and compatibility make it an ideal choice for various Bluetooth-Compatible-enabled applications. Specification: Origin: Mainland China Package: Yes Bluetooth-Compatibleversion:5.3 Frequency range:2.4GHz(2402-2480MHz) Transmission distance:0~20M Rated Voltage:DC5V Interface Type:USB Operating System:for Win7, Win8, Win8.1, Win10, Win11(Win8 or above system without driver) Package Weight:5g Product Size:21.00x15.00x6.00mm/0.83x0.59x0.24inch Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 xUSB Bluetooth-Compatible 5.3 Adapter