1) DIY installation and operation 2) Connects two cameras simultaneously, functioning "picture in picture" 3) With built-in SD card slot, supporting up to 8GB memory capacity 4) SD card memory overwrite enabled 5) Automatic snapshot (JPEG)/10-second video recording (AVI) when motion detected 6) Supports playback on TV/Monitor/computer * System specifications 1) Video input format: NTSC/PAL 2) Video input (CVBS): 2 channels 3) Video output (CVBS): 1 channel 4) Display mode: full/PIP 5) Display frame rate: PAL: 25FPS; NTSC:30FPS 6) Display resolution: PAL:720*576; NTSC: 720*480 7) Recording mode: motion-triggered/manual 8) Recording frame rate: PAL:12FPS; NTSC: 15FPS 9) Recording resolution: photo:640*480; AVI: 320*240 10) SD card back-up (archive device): up to 8GB 11) OSD: English 12) Search function: mode(time & date), F/Screen(yes) 13) Motion detection: Yes (internal) 14) Net weight: 200g 15) Dimension: 120mm*109mm*26mm 16) Power supply: DC 5V/12V