Supports high-quality audio formats including MP3, WMA, APE, FLAC, and WAV from SD/USB cards. Bluetooth enabled for wireless music streaming and app control via 'BTMATE' for iOS and Android. Features multiple input modes: USB, SD, Bluetooth, FM, and AUX, with easy switching via the MODE button. Memory function retains settings and tracks/stations even after power off. Comprehensive control panel with options for track selection, volume adjustment, and play/pause. Supports folder switch function and back-in priority features for seamless audio integration. Designed for use with DC 9-12V power supply; ideal for automotive setups with recommended voltage regulator. Power type: DC 9-12V power supply (3.7-5V power supply optional) Output amplitude: equal to 500mV Rated input: 12V/0.2A Rated power consumption: USB playback current less than or equal to 120mA, other states less than or equal to 80mA Operating temperature: -20℃ to 60℃ Due to different batches, there may be differences in product appearance and printed text, which do not affect use. Color: As shown Material: Plastic Package Contents: 1 x MP3 BT Module 1 x Remote 2 x 2-pin cable 2 x 3-pin cable Only the above package content is included; 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. Measurement allowed error is +/- 1-3 cm.