Multi Function Bluetooth Speaker Receiving Transmitter Durable Rt08 Car Bluetooth 5.0 Adapter Multinational Universal One To Two Description: Pair name: RT08 Bluetooth version: 5.0 Sensitivity: - 42 dB Signal to noise ratio: greater than 90dB Audio transmission mode: SBC Bluetooth delay: less than 200ms Effective transmission distance: 10m Bluetooth indicator: blue LED Frequency range: 2400-2483.5MHz Specifications: Product characteristics Bluetooth 5.0: The new Bluetooth 5.0 wireless transmission technology brings more stable audio transmission capability. Multi function: connect the product with the USB interface and AUX interface of the device, connect the car or audio, travel or home, Can accompany you around. One to two: You can connect two devices at the same time without downloading any drivers. Abandon singleness and add more fun. Convenient to use: plug and play, automatically connect when starting up. Instructions Bluetooth pairing connection When it is used for the first time, after the ignition system of the vehicle is started, the product is inserted into the vehicle USB interface and AUX interface, and automatically starts up and enters the pairing state. Open the mobile phone Bluetooth, search for the device name "RT08" and click Connect. The voice prompt indicates that the connection is successful. For the next use, after the car ignition system is started, just turn on the mobile phone Bluetooth to automatically connect. Indicator light The blue light flashes when there is no pairing; The blue light stays on after successful pairing. Package Included: 1 * Receiver 1 * Instructions