-With tf card slot with USB 2,0 port-support 5 12M/1G/2G/4G/8G memory Card extention-including high-speed USB transmision-Suport the playback format of MP3-FM radio -Stereo electronic tuner , scan Y store stations automatically-Electronic tuning more than 3 bands (FM1 FM2 FM 3)and 18 preset stations-Power-off with auto-memory store function under radio or TF/USB mode-LCD colorful display--Eq efectt flat/jazz/rock/pop/class/loud-mosfet 45 watts x4 max poweroutput .human enginnerring coding volume knob-many kinds of sound effects can be selected DSP audio control multi-fuction IR remote control (optional)-Power supply compatibility DC 12v--aUX INPUT (OPTIONaL)-clock funciton-bassy trable LYR channel stabilimute control-Support mobile charging