Image sensor: 1/3-inch Sony super HAD CCD Signal system: PAL and NTSC Pixels: PAL (H x V): 512 x 582 NTSC (H x V): 512 x 492 Horizontal resolution: 500TV lines Minimum illumination: 0Lux (IR on) S/N ratio: ≥48dB Video output: 1.0Vp-p to 75Ω AGC: on and off switchable White balance: on and off switchable Back light compensation: on and off switchable Exposure mode: EE and AI switchable Electronic shutter speed: PAL: 1/50 to 1/100,000 seconds NTSC: 1/60 to 1/100,000 seconds Gamma correction: 0.45 Internal synchronization system IR LEDs: 54 pieces Manual lens: 4 to 9mm IR viewing distance: 40m Power supply: 12V DC±5% and 24V AC switchable Indoor and outdoor installation Operating temperature: -10 to +50°C