1.pen mp3 player record 2.built in memory 4GB 3.video recording 4.mobile detection 5.pc ... trigger function),MP3,WAV,AMR format2.Video recording function, AVI format,640X480 VGA resolution. Recommend wind and thunder player, storm player,kmplayer,Mplayer ... (photo can display time and date)6.MP3 player function7.FM Radio function8.Line-in function CD pirate recordings(phone-call recording)function.9 ...