Image Sensor: WD3401H: 1/4″ SHARRP CCD WD3301H: 1/3″SONY CCD2. Effective Pixels: PAL:512(H)×582(V), NTSC:512(H)×492(V)3. Sensing Area:  WD3401H: 3.6mm×2.7mm  WD3301H: 4.9 mm×3.7mm 4. Signal System: PAL/NTSC5.Horizontal Resolution: 420TV Lines 6.Lens: 36mm7.Shutter Speed: 1/50(1/60)-1/100,000sec8.White Balance: auto white balance9.S/N Ratio: more than 48dB10.Minimum Illumination:  WD3401H: 1.0 Lux (F1.2) WD3301H: 0. 5 Lux (F1.2)11.Video Output: 1.Ovp-p,75Ω12.Power[...]