Description: 4.0 Wireless Transmission, low power consumption, stable sound quality. FM radio, mobile phone control, music, hands-free, high power, U disk playback. Listen to AM / FM radio for latest music / news / sports. Features: 24V, SD playback, sound effect adjustment, AUX input, USB fast charging, power-off memory. HD Sound: Dual USB high-power charging, touch buttons, high-definition sound quality Auxiliary input: compatible with the audio output of mobile phone and MP3 player. Just insert and start playing. USB port allows you to choose to have a huge audio file library at your fingertips. Auxiliary input is a convenient way to connect MP3 player; Media play: Play music through /AUX/USB/SD card device. Digital media support includes MP3 and MP3/WMA/WAV/FLAC file formats. Power-off memory: memorize the frequency, track, and volume. After the power is turned off and restarted, the song will start playing at the time of power off, avoiding to listen to it again. Specification: Memory: 64M (USB/SD memory expansion) : Music / Phone reception range: 10M USB interface: 2 USB high power charging: 3.1A USB interface: USB4.0 USB expansion: U disk 32G TF/SD Entertainment: yes Audio output: L-Out R-Out Radio: FM Music format: MP3, WMA, OGG, FLAC, APE, AAC, RA, WAVE material: plastic Package Includes: 24V: 1 Piece Player+2 Piece Power Cable+1 Piece Remote Control 24V Remote Control: 1 Piece Player+2 Piece Power Cable+1 Piece Remote Control 24V MIC: 1 Piece Player+2 Piece Power Cable+1 Piece Blue Remote Control 24V MIC Microphone: 1 Piece Player+2 Piece Power Cable+1 Piece Remote Control+1 Piece Microphone