Notes: Ceiling mount and Wall mount are both selectable Features: 1. With track remember function 2. Continuously rotate 360° , fastest speed can reach 300° /S 3.4ch alarm input, 1ch alarm output 4.128 presets 5. OSD English function 6. Integration kinds of protocols & baud rates Day/Night vision, Color 1/4" Sony Exview DSP CCD, 0.01LUX 480TVL 22X optical and 10X digital. Specifications: Model No.: TT-OF185BF Image sensor: 1/4" Sony CCD Active pixels: NTSC: 811(H )× 508(V) PAL: 795(H )× 596(V) Synchronization: Internal/External Video output: 1.0 Vp-p (75 Ohms, composite) White balance: Auto/Manual Scanning frequency: 15.625KHz (H) 50Hz (V) Resolution: Color 480 TV Line S/N Ratio: More Than 48dB Electronic Shutter: 1/1.5~1/4000s Min. Illumination: 0.01LUX Lens focal length: 22X optical and 10X digital. Focus/Iris: Auto/Manual Pan Speed: 0.4 o~ 320 o /s Tilt Speed: 0.4 o ~ 150 o /s Pan rotation: 360 o continuous Tilt rotation: 90 o (180 o auto overturn) Preset: 128 (max) Control way: Kinds of protocols, RS485 Relative humidity: 10-75% (without agglomeration) Operation Temperature: -40º C to +60º C(Outdoor); -10º C to +50º C (Indoor) Power: AC 24V, 3A