Profile: Stentorgate Ltd. specializes in designing and manufacturing serially networked audio/visual lift products. Our remote speech unit reproduces announcements from actual voice recordings. Any number of remote speech units can be connected onto our 4-wire network, along with any of our indicator products, at any location throughtout a building. The indicator control unit is of single circuit board construction. It is usually installed in the lift control panel, wheere it interfaces to the appropriate lift control signals. The unit interprets these signal then transmits control information to any display or ancillary units connected onto our serial data network.