Bell 801 Intercom HandsetBell Systems 801 Handset. Designed for use with Bell Systems audio intercoms and entry systems. 12v AC and DC operation Considered "The OG" this is the original door entry telephone. It is one of the most popular and recognisable handsets in the UK due to its low price, modern design and quality of build. Intended for use with Bell 900 series, VRK series audio entry systems. But can also be wired to work with other manufacturer systems where handsets