1.waterproof Laser speed dome camera 2.Samsung 37x optical zoom ... R-900Q7-37 samsung 592x waterproof laser speed dome cameraLaser ptz Camera Features: (the 1st generation of our ... decoder intelligently distribute power to motor, IR board, camera separately, make the machine can works more stable ... scans, 4 cruise routes, display PTZ direction, camera zoom, temperature. The rotate speed will auto adjust ...