Http://www.dbltek.com VoIP FXS+PSTN Gateway
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5 Parameters of Equipment
Characteristics of
the hardware
Parameter
Parameter
Remarks
Type
HT-812P
HT-822P
Can be customized
Processor
ARM9E 133MHz
ARM9E 133MHz
DSP
VDS924PM4 200MHz
VDS924PM4
200MHz
RAM
16M
FLASH
4M
Power
DC24V/500mA +-10%
Consumption
The maximum 4 W
The maximum 6 W
Impedance
600 ohm
Ring Detect Range
30-150Vrms
18Hz-55Hz
PSTN Port Voltage
Upper Limit
160V
LED
Operate, network ,
circuit
Network card
100/10BASE-T ×2
100/10BASE-T ×2
Weight
100 grams
170 grams
WHITOUT DC
ADAPTER
Size (cm)
Box:
14.2 x 17.1 x
6.5
Working
temperature
0
-
45
℃
0
-
45
℃
Working humidity
40
%-
90
%
not
congealed
40
% -
90
%
not
congealed
Colour
Black
Black
PSTN Ports
1
1
VoIP Chunnel
1
2
24V feed, 48V
shaking bell
Characteristics of
the hardware
Parameter
Parameter
Remarks
Type
HT-522
HT-544
Can be customized
Processor
ARM9E 133MHz
ARM9E 133MHz