Audio Input:4CH RCA Audio Output:1CH RCA Video Input:4CH BNC Video output:1CH BNC Power consume:<10W 4ch Standalone DVR, 120fps 4ch D1 real time DVR, support:network/mobile phone/CMS/PTZ/remote, 1TB HDD, Spanish, Portuguese YS-3804V D1 High Definition DVR *Mobile phone support I-phone, Black Berry, Andriod, Nokia, Windows Cell*Language: English, Spaninsh, French, Portugeses, Russian, German, ...