The 7" KRV7 hands-free color video monitor complements the existing range of Kristallo series videophones and audio apartment stations. With a screen resolution of 800x480 pixels it also features touch-sensitive controls, hands-free speech (with simplex function), entrance recall, door release, a timed "do not disturb" function, and the ability to intercommunicate between multiple devices. Available for both the VX2200 digital system (6-wire bus video) and the VX2300 digital system ("true" 2-wire bus) the 7" hands-free Kristallo series video monitors have been designed to be used in single apartment installations through to high-rise installations with up to 1000 apartments. The KRV7 series video monitor can be desk mounted using the KRV7931 desktop kit, fixed to the wall using the relevant surface wall mounting kit (KRV7985/W or KRV7985/B), or flushed into the wall using the KRV7981 (for solid walls) or using the KRV7983 (for dry line walls).KRV772 series (VX2200 digital) and KRV782 series (VX2300 digital);7" Kristallo series hands-free monitors 7" Kristallo series monitors listed above require a flush box or surface mounting kit. Memory video option available suffix /MV to part code e.g. KRV772W/MVFlush boxes, Surface mounting kits and Desk kit.