... at 100/120FPS dual encoding streams, smart phone monitoring 4 channel full D1 DVR H.264 compression 4ch video input,1ch ... &Symbian& iPhone&Google Android)4 CHANNEL PLAYBACK, TV,VGA OUTPUT, Simple CASE,PAL/NTSC Support Multi-language: English,Chinese Simplified,Chinese Traditional ... (W X D X H)Weight2.12KG(without HDD) 4 channel full D1 DVR H.264 compression