Features 1. Lossless audio decoding: Equipped with a high-performance decoding module and Bluetooth 5.0 lossless transmission, the sound quality is even more stunning. 2. Upgrade Bluetooth 5.0 chip: Transmission reaches lossless level, response is faster, low-power connection is more stable, bringing a sound quality effect closer to lossless. 3. Intelligent voltage detection with multiple protections: By starting the car, the battery voltage can be automatically detected to ensure driving safety. 4. Atmosphere lights and LED display: When the power is turned on, the atmosphere lights turn blue, making it easier to use in darker areas of the car and creating a cheerful atmosphere. 5. Hands free calling: With this wireless device, you can easily answer/reject/redial calls and drive safely. CVC technology can reduce noise and wind noise, ensuring full duplex sound quality. Specification Working voltage: 12-24V USB interface: 2 Working voltage: DC/5V Transmission frequency: 87.5~108MHz Usage conditions: Normal power supply for car radio and cigarette window Material: PC Color: Black Size: 12.5 x 6.5 x 4.5 cm Weight: 65 g Package Include: 1x Car MP3 player Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store