Model: with built-in signal electronics and 1 separate signal decoder. Socket in the base of the signal box. Signal box with small sunshade. Control of all functions via the corresponding signal decoder in the Digital system or with switchboard 72760 with conventional tracks possible. The signal decoder can be installed under the C-rail or under the track. For digital operation, the configuration and address can be assigned and tested before installation. The signal detector includes connections for train control. Height without base 10.0 mm.