Feature: 1. Built-in high-performance BT chip, intelligent noise reduction, lossless sound quality, clearer listening to songs and calls. 2. Support hands-free calls, built-in microphone, clear and smooth call, answer/reject/recall in one key. 3. USB and PD charging output, more convenient to use. Support car battery voltage detection, safer driving. 4. With power-off memory function, automatic connection recovery after power-on, memorize frequency, more intelligent. 5. Built-in multiple protections, overload conservation, over current conservation, over/under voltage conservation, over temperature conservation, short circuit conservation, etc. 6. Support U-disk playback, plug and play, support MP3/WMA/APE/FLAC format. 7. It is suitable for most 12-24V mainstream models on the market, with colorful lights, creating a cool ambient for you. Specification: Intelligent car MP3 player, built-in high-performance chip, lossless sound quality, giving you a nice musical experience. Simple operation, and it supports hands-free calling, which makes driving safer. With multiple conservation functions and reliable quality, it can be your nice driving companion. Features: Built-in high-performance BT chip, intelligent noise reduction, lossless sound quality, clearer listening to songs and calls. Support hands-free calls, built-in microphone, clear and smooth call, answer/reject/recall in one key. USB and PD charging output, more convenient to use. Support car battery voltage detection, safer driving. With power-off memory function, automatic connection recovery after power-on, memorize frequency, more intelligent. Built-in multiple protections, overload conservation, over current conservation, over/under voltage conservation, over temperature conservation, short circuit conservation, etc. Support U-disk playback, plug and play, support MP3/WMA/APE/FLAC format. It is suitable for most 12-24V mainstream models on the market, with colorful lights, creating a cool ambient for you. Specifications: Color: Black Material: ABS Work Voltage: 12-24V Output Voltage: 5V BT Version: BT5.0 Frequency: 87.5-108MHz Audio Format: MP3/WMA/APE/FLAC/WAV U-Disk Capacity: ≤32G Item Size: 45 * 54 * 86mm/ 1.8 * 2.1 * 3.4in Item Weight: 30g/ 1.1oz Packing List: 1 * MP3 Player 1 * Manual Package List: 1 * MP3 Player 1 * Manual