The Mini DVR Module supports NTSC or PAL video system, and auto detects video loss. The Mini DVR Module has a built-in MPEG4-SP video and G.726 audio codec. It supports a 1 channel video and a 1 channel audio recording and playback operation. Audio/ Video data are recorded directly on the SD card with FAT16/ 32 file system and ASF file format. Simple data backup method to a PC. Audio/ Video data are recorded directly as a ASF file format. You can view the data straight from your PC, and playback those ASF files with popular media players. The USB interface enables data to be transferred to a PC. For 1 GB SD card, the record time is about 5 hours at Standard Quality for NTSC: 30 fps @ 352 x 240 and PAL: 12 fps @ 640 x 480. The DVR supports: Manual, Motion Detection, Schedule, and Alarm Recording mode with independent video size, quality, and frame rate set up. Schedule Record (Schedule Record Priority Order: Alarm/ Motion Detection/ Continuous) and IR Illuminator can be setup to ON/ OFF per hour. Supports external alarm signal connection to enable alarm trigger recording. For motion detection, multiple detection blocks and appropriate motion trigger level set-ups are available. Supports key lock function. For use anywhere, the device is supported by DC power adaptor.