Monoprice 109206 Plug and Play Wireless Pan Tilt and Zoom Network IP Camera with Audio It is powered by 5 VDC power adapter (included) and transmits its signal over Ethernet cable or Wi-Fi This camera is a simple enclosed unit with both keyhole and screw mounts on both the bottom and back of the unit It can be mounted on a tripod set on a shelf attached to the wall or hung upside down from the ceiling