100% Brand New And High Quality Enjoy Wireless Streaming Music: This Bluetooth Adapter Can Be Connected To Non-bluetooth Car Audio Systems, Home Stereos, Speakers, Wired Headphones Via The 3.5mm Aux Connector. Built-in Bluetooth 5.0 Chip Provides Faster Transmission, Stabler Connection And Wider Signal Range. up To 4 Hours Of Battery Life: This Aux Bluetooth Adapter Works Up To 4 Hours For Your Calls Or Playing Music. In Addition, It Can Be Used While Charging, Which Is Very Convenient For You To Listen To Music On A Long Trip. Packageinclude:1x Bluetooth Adapter Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)