Aiphone Corporation ISS-IPMDV is a box set of for IS series IP Video Intercom including (IS-IPMV, IS-IPDV). The IS-IPDV is an aluminum die cast surface mount IP video door station. It is vandal and weather resistant and connects to the network using CAT-5e/6 cable. The door stations have a built in dry contact, rated for 24V AC/DC 500mA, for door release. Each unit is equipped with a camera that provides pan, tilt, and zoom functionality. The doors can call up to 20 different master stations via the call button. The speaker and microphone allow for two way communication with a master station. A directory strip is provided for location identification. The camera units are 802.3af PoE compliant or can be powered via a separate 24V DC power supply, PS-2420UL. The IS-IPMV is an IP addressable video master station with a 3.5″ color LCD monitor. It can be wall or desk mounted (desk stand included). The IS-IPMV offers handset (duplex) and hands-free (VOX/PTT) communication and can page up to 5 zones simultaneously. The unit is equipped with a door release button for the user to allow entry for the visitor. The IS-IPMV is also equipped with PTZ and brightness controls, giving the user control for camera angle and lighting to better see the visitor requesting entry. Six programmable speed dial buttons are also included for easy access to frequently called subs and paging zones. The IS-IPMV connects directly to a network using CAT-5e/6 cable and can communicate with any other IS station on its network. The station utilizes 802.3af compliant PoE or an external 24V DC supply, PS-2420UL.