--- Patent no.: 200830347983.1,
--- MPEG-4 video compression
--- High resolution Sony CCD
--- Micro SD card up to 8G
--- High capacity Lithium battery, support up to 4 hours continue video recording.
--- With 1.5 inch TFT for real time video watching
--- OSD menu
--- with USB connect and free software upgrade.
--- Weatherproof design