Welcome to the store! The Audio Bluetooth adapter is mainly used for devices without Bluetooth output, such as TVs, computers, etc. The product is small and stylish, easy to use, powered by USB 5V, and can operate stably for a long time. Uses the latest Bluetooth 4.0 transmission technology to maintain CD audio quality. The Bluetooth receiver transmitter can connect three Bluetooth peripheral audio sources at the same time and can output simultaneously. The actual object may have color differences due to different lighting or display Bluetooth version: V4.0 Reception distance: within 5-8 meters Charging time: 2 hours Play time: 4-5 hours Input voltage: DC5V Input current: 500MA Power consumption: 100mw/h Color: Black Material: ABS Package Contents: 1 x Bluetooth audio adapter 1 x USB charging cable 1 x AUX cable 1 x cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will give you the best solution!