T10 transmitter plug and play is a very handy device. It can work with 99.9% type and brand of devices such as Desktop Laptop PC etc. is easy to realize auto pairing with Bluetooth stereo headset, Bluetooth headphones, Bluetooth speakers and other Bluetooth stereo audio systems, and you don't need to install the drivers. Up to 82 feet working range,. Important: 1.*T10 transmitter does not work on TV 2.*If it is used on TV, before buying, Make sure your TV supports USB Bluetooth output. Usage: 1. Plug this product into your PC or laptop's USB port. 2. Turn on your Bluetooth headset or speaker and enter the pairing mode (you may need to turn off your phone's Bluetooth feature). 3. Press the pairing key for about three seconds, the light flashes fast, and the equipment will realize automatic pairing. 4. Wait a minute after the completion of the pairing, play the music or video on computer. Sound will be transmitted to your Bluetooth headset or speakers (if the pairing is unsuccessful, you can try several times) Important notes: 1. The Bluetooth music transmitter has no relationship with the cellphone at work. 2. If you use the product on TV, please confirm which USB interface is the audio output port. The device needs to connect the audio output port instead of audio input port. 3. Bluetooth transmitter can not pair with your mobile phone, iphone or ipad, as they are with different Bluetooth protocols. It can only be paired with audio stream device, bluetooth headset or speaker (The smart phone or iPad is not speaker). 4. It is not a receiver.. See more✓ IMPORTANT NOTICE: 1. T10 supports voice function. To turn this feature off is recommended while listening to music, otherwise it will affect the sound quality. 2. In addition, if the PC turns on listening function, the sound quality will be affected greatly and resulted in T10 not be used normally. Listening function must be turned off if not necessary. ( If have any question, please contact us via message. ). ✓ Driver Free & Easy to Use: There is no need to download any driver, simply plug usb bluetooth adapter into your PC, Desktop, Mac, then pair it up with your bluetooth headphones or speakers, enjoy high qualitly music. ✓?Long Range Wireless Transfer?: This USB Bluetooth dongle with external antenna, long range wireless transfer can up to 82FT/25M. ( Note: Operation range can be affected by physical obstructions and wireless interference.). ✓ ?Bluetooth 5.2 Adapter for PC?: Help your old desktop add wireless Bluetooth function to connect more Bluetooth devices such as: mouse, keyboard, headphones, headset,speaker, printer, etc. ( Not compatible with Mac, car stereo or TVs.). ✓ ?Bluetooth 5.2 Dongle ?: With the latest Bluetooth 5.2 + EDR, Transmission distance ( 82ft/25M. ), faster data rate ( 3Mbps), and lower power consumption; Backward compatible with Bluetooth 5.0/4.2/4.1/4.0/2.1/2.0 Dual-mode Bluetooth transfer,.