USB Bluetooth Receiver 5.0 Audio Transmitter Adapter For TV/PC Headphone Speaker This is a two-in-one bluetooth receiver, which can be output through the audio cable or directly connected to the USB port to play music (please check if your speaker has this function) Features: 1. Wired to wireless, can be paired with Bluetooth mobile phone,, Bluetooth computer to realize wireless speaker. 2. It can be used directly by plugging into the USB port of the car, and the operation is. 2. Instructions for use: 1. Connect with the speaker The first way, the speaker does have a USB interface. Insert the bluetooth USB flash drive into a charger with a 5VUSB port, then connect the audio cable to the AUX port, The second way, the speaker has a USB interface Plug the bluetooth directly into the USB port of the speaker. The speakers can play directly. (Note: check whether the speaker interface can transmit music through the USB port) 2. Pairing 1. Turn on the bluetooth function of the mobile phone (or computer), search for the surrounding bluetooth devices, and pair them finding them. the pairing is successful, the same is used for the bluetooth receiver and the car. Three product parameters: 1. Power supply mode: USB 5V power supply 2. Bluetooth: Bluetooth 4.0+EDR specification 3. Output method: USB port 3.5mm audio interface 4. Receiving distance: 10m Product Specifications: Product size: 55*20*10mm Weight with package: 19g Product accessories: 3.5 audio cable (1) Interface: USB/3.5mm Package Contents: 1x USB Bluetooth Music Receiver, 1x 3.5 Adapter Cable