Bosch LBB1957/00 PLENA Voice Alarm Call Station Keypad F.01U.512.630

7 area selection keys LED indication for area selection Up to 8 keyboards can be connected in total Storage temperature (°C) -40 – 70 °C Storage temperature (°F) -40 – 158 °F Dimensions (HxWxD) (cm) 4 x 10 x 23.50 cm Dimensions (HxWxD) (inches) 1.57 x 3.97 x 9.25 in. Dimensions (HxWxD) ((mm) 40 x 100 x 235 mm Working temperature (°C) -10 – 45 °C Working temperature (°F) 14 – 113 °F Operating relative humidity, non-condensing (%) 0 – 95 % weight / gram) 1000 g Weight (kg) 1 kg Color grey