Rex 2MP , Sensor size 1/2.8” , Pixel Resolution 2 Mega Pixel , Lens data 3.6mm , Microphone Built-in , IEEE 802.11 b/g , IEEE 802.11n , 1xMicroSD Card Slot , 1xRJ45 , Supports card capacities up to 256GB , Power options 5V , Power supply requirements DC 5V1.5A , Dimensions 90 × 90 × 107.4mm , box quantity 1