Bell Model 904 Surface Mount 4 Way Door Entry System. Door Entry kit comprising 4 telephone handsets with a lock release button, outside 4 way surface mounting door station with aluminium, tamper resistant plate and name plate, transformer, door release lock and full wiring instructions.Net weight (kg): 2.76. The item "Bell Model 904 Surface Mount 4 Way Door Entry System P662D" is in sale since Friday, April 5, 2019. This item is in the category "Business, Office & Industrial\Telephone & Answering Systems". The seller is "boxboyuk" and is located in Macclesfield. This item can be shipped to United Kingdom.