Features: 1) New car MP3 player (built-in 128M - 1G flash option) 2) Car wireless patent technology: making the disturbance from outside, the sound effect is wonderful; extreme music experience 3) Two FM channel 88.9MHz, 107.9MHz, needn't change FM channel to make sound good, the good sound effect is stable 4) Use the plug-in car lighter as the power supply free 5) Car sound transfer: Two interface for MP3 6) Connected to many frequency equipments like MP3 / PDA / CD / DV / portable DVD, etc. 7) Four press on Next / Prev / Play / CH) CH press adjust the channel setting 8) Good memory function: can remember the song played last time 9) Fashionably and unique design, own outlook patent 10) Support MP3 etc format 11) Radiation distance: 3 - 5m (best effect)