Features:Built-in Bluetooth + Microphone.Support hands-free calls.Support advanced audio transmission mode.Support the clock indicating while power is off.High-quality digital stereo FM radioSupport three-band radio store FM1-FM2-FM3， and can preset 18 radio stations. (Radio frequency: 87.5-108MHz)Support USB/SD/MMC card reader.Support audio: MP3/WMA/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 /preview/repeat/random play and 10 tracks up/down selections.Electronic type bass/treble/left and right balance/front and back balance volume controlMultiple EQ scenario mode choice: jazz， rock， pop， classical， etc.Support mute and equal loudness (LUOD) control.Front AUX audio input hole and rear terminal L / R audio RCA output hole.4 track high-power output(4 high-power loudspeakers): 50W*4.Specification:Type:2126 Bluetooth Car MP3 playerMaterial:Metal + plasticQuantity:1pcsColor:As shownMusic Format Supported:WMA/WAV/MP3， etc.FM Tuning Range :87.5-108.0MHZMax. Power Output :50W≠4Operating Temperature:-20~+60→Harmonic Distortion:●0.3%Speaker Impedance:4┯Frequency Response:20~20000HzPower Supply:DC 12VInstallation Size:17.8*15*5cm / 7*5.9*2"Item Size:18.8*15*5.8cm / 7.4*5.9*2.3"Net Weight:0.45kg / 15.9ozPackage:1*Bluetooth MP3 player1*Cable1*English manual1*Remote control1*Mounting accessories