... DVR Surveillance System 1,1/3 Sony CCD 420TVL 2,Real time live display up to 8 cameras 3,Nightvision, Motion Detect 8 Camera Surveillance ... * Power Source: DC 12V 4A * RJ-45 network adapter: 1 * USB 2.0 ports: 2 (mouse, keyboard, flash drive, external HDD) * Menu languages: English ... ://www.chinavasion.com/rdqv-SurveillanceSecurity/ 8 Channel H.264 DVR Surveillance System with 8 outdoor CCTV Cameras