Sensor size 1/2.8” , Pixel Resolution 2 Mega Pixel , Microphone Built-in , IEEE 802.11b , IEEE 802.11g , IEEE 802.11n , Supports card capacities up to 256GB , Power options 12V , Power supply requirements DC 12VA , Dimensions 147.7 × 74.2 × 74.2mm , box quantity 1