Support hands-free calls. Support advanced audio transmission mode. Support the clock indicating while power is off. High-quality digital stereo FM radio: Support three-band radio store FM1-FM2-FM3, and can preset 18 radio stations. (Radio frequency: 87.5-108MHz) Support USB/TF card reader. Support audio: MP3/WMA/WAV formats. Support folder play function. Support breakpoint memory and ID3 play. Support remote control. Rotary electronic volume control. MP3 play supports pause/preview/repeat/random play and 10 tracks up/down selections. Electronic type bass/treble/left and right balance/front and back balance volume control. Multiple EQ scenario mode choice: rock, classical, etc. Support mute and equal loudness (LUOD) control. Front AUX audio input hole and rear terminal L/R audio output hole. 4 track high-power output (4 high-power loudspeakers) 60W*4. Work Voltage: DC12V. Color: Photo color. Material: Plastic + Metal. Package Contents: 1 x MP3 Player, 1 x car speaker cable set, 1 x Remote control (without battery), 2 x Removal Key, 1 x English Manual. 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.