4 " full range driver for satellites and 6.5 " bass driver for subwoofer 
Bluetooth audio streaming 
Plug and play USB/SD card reader 
USB reader supporting MP3/WMA dual formats decoding 
Apply advanced PLL Technology for uninterrupted digital FM experience 
Play/Pause, Next, Previous three buttons for USB/SD reader control
Built in AVR (Automatic Voltage Regulator) for wide main operating voltage range 
Side range controls for volume and bass
Fluorescence full function remote control