Economical Dome Camera 1 1/3" Sony CCD Number of pixels: NTSC:582*494;PAL:582*512 Signal System: NTSC/PAL Horizontal Resolution: 420 TVL. Minimal lighting:0.5 lux Lens: 3.6mm C/CS lens mount, video drive auto iris Electronic Speed: 1/50(1/60)~1/100,000 sec S/N: >48db Gamma correction: >0.45 Sync. System:Internal Video Output:<1.2Vp-p/75 Power Input:DC12V 130mA Dimension: 108*74mm(D*H) Weight: 220g