Interfaces U interface S0 for connection to ISDN network line code 2B1Q transmission range (withe noise) > 4.2km (0.4mm) for connection of up to 8 ISDN devices transmission range > 220 m short passiv bus/ point-to-point > 1100 m General weight dimension (H x B x T) maximum power consumption at Uk0 Power supply to ISDN S0 interface (40 V) 0.5 kg 110 mm x 145 mm x 35 mm normal mode 450 mW restrictive mode 950 mW normal mode 4.5 W restrictive mode 420 mW |