Support hands-free calls. Support advanced audio transmission mode. Support the clock indicating while power is off. High-quality digital stereo FM radio FM: Support three-band radio store FM1-FM2-FM3, and can preset 18 radio stations. (Radio frequency: 87.5-108MHz) Support USB or TF card reader. Support audio: MP3 or WMA or WAV formats and so on. Support folder play function Support breakpoint memory and ID3 play. Support remote control. Rotary electronic volume control MP3 play supports pause or preview or repeat or random play and 10 tracks up or down selections. Electronic type bass or treble or left and right balance or 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 or R audio output hole. 4 track high-power output (4 high-power loudspeakers) 60Wx4 Work Voltage: DC12V color:Photo color Material:Plastic and Metal Package Contents: 1 x MP3 Player 1 and 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. 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.