CVC-401CM- Ceiling Mount Housing with 1 B/W Camera, ceiling mount housing with one 1/3" B/W CCD camera has a 0.02 lux and a 420 line resolution. It features a 3.6mm lens with built-in electronic housing. A 12V DC power supply is also included. This particular model ceiling mount housing can house up to four cameras. This type housing with additional 2,3, or 4 total cameras can be found under model numbers CVC-402CM, CVC-403CM, and CVC-404CM. Highlights: Resolution: 420 lines Minimum Illumination: 0.02 lux F 1.6 Electonic Shutter: auto 1/60 - 1/100,000 second Image Device: (1) 1/3" B/W CCD image sensor Number of Pixels: 512 horizontal x 492 vertical Lens: 3.6 mm, Hor. 72º, Vert. 53º Scanning System: EIA standard 525 line 60 fields/second Scanning Frequency: horizontal 15.75 kHz vertical 60 Hz Video Output Level: 1.0 Vp-p 75 ohm Video S/N Ratio: Greater than 46 dB Operating Temperature: 14º F - 122º F Humidity: Within 95 % RH Power Supply regulated: 12V DC power supply included (UL and CSA listed )( one PSW-2 per camera included Power Consumption: 150 mA (TYPICAL) (per camera) Output: Video - RCA with BNC adapter, power- DC jack Weight: 3 lbs. Dimensions: 6.5"L x 6.5"W x 2.5"H Housing: Almond steel Lens Options: 2.5, 6, 8,12mm CVC-401CM$202.30CAMERA OPTION: CVC-401CM B/W CAMERACVC-402CM 2B/W CAMERAS(+$82.11)CVC-403CM 3B/W CAMERAS(+$140.42)CVC-404CM 4B/W CAMERAS(+$199.92)