Features: 1, 0.9 degree stepper motor drive, using precision step 1/64 segments motor drive circuit, smooth, quiet high-speed, accurate positioning; 2, preset precision, low noise design 3, screen Show time and head of the horizontal and vertical position, the ball inside the machine working temperature 4, 360 ° continuous rotation, 180 degrees vertical, automatic flip function 5, compatible with a variety of control protocols; standard 485 communication interface 6, power is automatically restored 7,32 8-bit processor control functions, the level of speed :0.1-240 ° / sec, 128 9, vertical speed :0.1-180 ° / sec, 10,360 ° continuous rotation of 85 levels, PTZ scanning accuracy: ± 0.1 ° 11, preset speed: 240 ° / S · 12,0 ° -90 ° vertical rotation, the bottom of the auto flip 180 ° 13, leading the focal length / speed automatic matching technology 14, idle automatically call the preset point, the pre- set-point inspection, track record, 15, auto focus, auto iris, built-in surge and lightning protection device 16, the former state power and memory and automatic recovery function 17 calls, menu settings 256 presets, 6 preset tour Path 18 is compatible with a variety of control protocols; standard 485 communication interface 19, built strong electrical and lightning protection circuit 20, the camera name, preset name to set the track record of 21,4 path (self-learning function) 22, the camera protocol automatically identifies 23,30 pieces highlighting F5 outside lights, the effective distance 25-30 meters, infrared distance light can be set 24 to support IE remote viewing, remote management with a password, streaming media, mobile phone watch HD 25, HD output support network , analog output, supports 26 automatically resolve domain names, automatic recovery support network anomalies, network outages automatic connection function 27, embedded RTOS design, dual-core 32-bit DSP (TI DaVinci DM365/368) processor, pure hardware compression, ? 128M FLASH, 128M DDR2 28, H.264 video encoding technology, supports dual-stream, AVI format, support stream 0.1 ~ 6Mpbs adjustable performance parameters:?? Horizontal rotation: 360 ° continuous rotation Tilt: 180 ° auto flip No blind level of speed :0.1-240 degrees / sec vertical speed 0.1-180 ° / sec Preset: 256 Cruise line: 5 groups can be edited, each linked to 16 preset multi-point scanning: residence time can be tone guard-bit: there are two scans: There cruise mode: self-recognition cameras to scan a variety of tricks: SONY, HITACHI, SANYO, SAMSUNG, LG, CNB, CANON communication baud rate: (RS-485) 2400/4800/9600 / 19200bps address range :0-255 Operation Menu: No structural parameters:? ball hood: the high-strength double aluminum cover, high temperature resistance, corrosion Installation: Ceiling Installation Environment: Indoor / outdoor Input voltage: 12V/2A Working temperature: -30 - +60 ℃