Intelligent one to two, receive/transmit two in one, wireless 5.4: traditional wired control Car mounted for home use Wireless 5.4 Say goodbye to delayed lag: Equipped with high-performance wireless 5.4 chips to enhance signal transmission, Quick response, more stable and smooth connection, bid farewell to issues such as delay and lag Large capacity batteries Approximately 18 hours of long-lasting endurance: Built in 300mAh battery, Type-C fast charging, takes about 2 hours to fully charge Can for about 18 hours, supports charging and using at the same time, unlocking more fun High definition sound quality noise/electrical noise: Supports high-definition decoding, high sampling rate, and clear sound quality noise and electrical noise. Restore sound details and enjoy beautiful music to the fullest 10 meter long-distance transmission Strong when encountering a wall More stable signal: Built in antenna to enhance signal, truly achieving 10 meter barrier free operation Long distance transmission for more stable signals Colour:White Material:plastic Package Contents: 1 * Audio Adapter 1 * 3.5MM Audio Jack 1 * Charging 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.