1.digital voice recorder pen 2.built in memory 4GB 3.video recording 4.mobile detection 5.pc camera FUNCTION1.Voice ... recording function(sound trigger function),MP3,WAV,AMR format2.Video recording function, AVI format,640X480 VGA resolution. Recommend wind ... detection function If it capture mobile objects,it will automatically video recording or take photo5.Take photo resolution 1280*1024, ...