Technical data

A.14 Power Supply for USB Devices 167
A.13 Emergency Calls and Power Black-out
The HorstBox’s lifeline support provides access to an analog
line via an analog phone in times of electrical power outage.
Line Type Phone Calls possible
Analog Analog Yes
Analog ISDN no
ISDN Analog no
ISDN ISDN no
A.14 Power Supply for USB Devices
Is there a restriction for the power supply for USB devices?
Yes, each device is restricted to a maximum of 5V/500mA. You
may want to use an external power supply instead.