1) Indoor low speed dome camera 2) 64 preset positions 3) 1 auto level scan, 1 Patrol tracking 4) 1/4" Sony CCD 5) RS485,OEM Key features:1) ABS material for outer cover and imported Acrylic out-cover and delicate design, black inner shell can monitor much sharper2) Be compatible with common cassette mechanism of camera, like SONY, HITACHI, LG and other famous brands with high resolution3) ...