Functions Simple appearance design and several colors available n Only five basic function keys to facilitate operation and realize blind operation easily n Adopt the master chip produced by American SIGMATEL n Activate and play automatically when power is on, and remember the music which is latest played when power is off n With built-in FM transmitting circuit, it is not necessary to change the circuit in the car and it is plug-and-play n 4 frequency channels are available. You can switch as you like, any time, anywhere, without interference of unnecessary radio waves. Power it on with cigarette lighter, avoiding frequent charging or replacing batteries n Power cord and transmitting antenna are not required, leaving you a comfortable inside car space. nHave built-in memory chip and also can use SD card socket to expand memory space n Use the SD card commonly used by digital products, such as digital camera and PDA products n With built-in SD card, additional card reader is not required. The card also can be used as standard card reader The player can be used as USB flash player, mobile and convenient n Have earphone jack to satisfy different listening requirements n Support MP3, WMA and WAV digital music formats n Have a mini USB 2.0 interface to realize music download through USB connecting wire n Installing driver is not required for Windows 98 operating system and higher n Folding structural design is fit from different cars and it is easy in carrying