Driver-free Fast Pairing Plug And Play Bluetooth Fast Matching Connection Is More Convenient To Use 10 Meters Of Unimpeded Mission 10 Meters Of Mission Without Obstacles And No Dead Ends, Can Not Miss Every Delicate Notes 5.0 Bluetooth Compatibility Stronger Signal Mission Faster And More Stable, Listening To Songs Without Lagging Receiver Mode Wireless Audio Mission Via Bluetooth Cell Phone Tablet Or Laptop Connect To Wired Speakers, Loudspeakers Or Headphones Let The Tv Has Bluetooth Function Tv Connected To Bluetooth Headset, Late-night Drama Is Not Afraid Of Disturbing The Family, The Car Has Bluetooth In A Second The Car Can Also Enjoy Wireless Music Name:usb Bluetooth 5.0 Audio Receiver Mitter Mode: Switch Mit/receive Mode By Unplugging Converter Mission Rate: 100 (mbps) Operating Frequency: 2.4 (mhz) Bluetooth Version: 5.0+ Operating Range: Up To 10 Meters Mitter Mode: Red Led Light On Receiver Mode: Blue Led Light Colour:black Material:abs Package Contents: 3 X Usb Bluetooth Adapter 3