Work with alarm system in wireless PIR detective & motion detective,working steady Connect with a mini siren,when someone intrude,it will start recording/snap automatically AVI recording and JPG snap optional Overwriting when memory is full. Support 2G SD card Internal 1/3 SONY CCD camera makes pictures clearly Internal lithium battary Real time clock record the time for every video/picture Mode Exchange for PAL/NTSC Review the video and browse pictures via monitor or TV Night vision,using in dark condition. Specifications Items Data Power supply DC 5V Electric current 500mA-800mA AV out impedance 75Ω AV Out volt 1Vp-p TV Mode PAL / NTSC Trigger for record Motion detection Trigger for alarm Motion detection + PIR detection (optional) PIR detection distance up to 8M View angle 120 degree Record Frame PAL 10 f/s NTSC 10f/s AVI Resolution 320 X 240 JPEG resolution 640 X 480 Horizontal resolution 420 TV Line Memory Flash memory and SD Card SD card capacity 2G byte OSD English Alarm chip Fixed code :PT2262 / Study code: SC1527 Surge resistance 4.7M optional Data code D1 low , D2 high, D3 empty, D4 empty Wireless frequency 315MHZ/433MHZ (optional) Li-battery capacity 1800MAH Battery recharge >6 hours Battery discharge >3 hours AC adapter AC/110 - 240V , 50-60HZ, DC5V , 1.5A RC distance up to 8M IR distance 5M-8M IR wavelength 850NM 2G SD card using time Common conditions: AVI video recording for 3-5days �snapshot for 15days