Ring-key module for 8 ring tones (cascadable, bus systems, for example, DM (V) C)
With miniature housing for installation in junction boxes.
Bus system Power supply: 14 ÷ 18 VDC. Power consumption: max. 15 mA. Operating temperature: from -15 ° C to + 50 ° C. Dimensions 60x44x16 mm