Normal Desk clock has a mini-video camera built-in. Just plug into the wall and your VCR, Monitor or TV with AV input and you're ready to go. Watch your office or living room, your nanny or workman. SPECIFICATIOn Model VC-8037CACC3 Image Device 1/3"Sony Color CCD TV System NTSC/PAL Effective Pixels 500(H)x582(V)/510(H)x592(V) Scanning System 2:1 Interlace Sync.System Internal Horizontal Resolution 420TV Lines Minimum Illumination 0. 5Lux F1.2 Video Output 1.0Vp-p VBS75ohm AGC Built-in S/N Ratio 45dB White Balance Automatic (2,1000 K~8,0000 K) Auto Electronic Shutter 1/50,1/60~1/100000 Sec Automatic Lens 90Standard F3.7mm glass pinhole lens Power Supply DC12V 600mA Audio Built-in super amplifier Mic Dimension 115x130x40(mm) Gross Weight 1.35kg Operating Temperature -10~+50 Operating Humidity Within 30~90% RH Included Accessories:AV Cable:1pcs,Power supply:2pcs,Manual:1pc, Antenna:1pc ,receiver:1pcs .