Dual-band GSM PSTN Router wireless FWT for Phone system

1.IMEI Changeable
2.Quad-band GSM850/900/1800/1900MHZ
3,LCR function
4.1 fxs and 1 fxo
5.GSM/PSTN Gateway(FWT)
Brand:Etross or OEM
Model No.:Etross-8848
Frequency:900/1800MHZ,850/900/1800/1900MHZ(optional)
Producat name:GSM PSTN FWT/fixed wireless terminal/GSM Gateway/GSM to PSTN and PSTN to GSM converter.


Features and Functions:
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Can make phones calls via GSM/PSTN network by choice,or according to the number preseted on the route(optional)
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Suopport LCR function between GSM and PSTN,mauually switch the router
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Auto switch to PSTN when power off.
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GSM isn’t ready,call will be forced to dial out from PSTN.
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When not connecting to PSTN line.GSM will provide the forced dial-out function
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Simple to install and easy to maintain
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Steady module and reliable design ensures good performance
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Provides optimize circuit directly connecting the exchange device for extensions
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Compatible to most telephone,PBX device.
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Strong signal with high gain antenna.
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Attractive plastic casing.
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SIM card supported (1.8v ,3v)
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Call ID display
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Provides reversal polarity signal for metering
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Can proceed with setting up and modification of parameters through the phone set.
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Suitable for wide voltage range and low power consumption
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Suitable for all kinds of weather and environment
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RJ-11 ports(1 fxo for pstn and 1fxs port)
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Locking PIN/network(optional)

Specifications:
1)Air interface standard :GSM 900/1800MHZ phase 2+
2)Frequency ranges:
a) GSM900
i)Transmission:890~915MHZ
ii)Reception:935~960MHZ
b) GSM1800
i)Transmission:1710~1785MHZ
ii)Reception:1805~1880MHZ
3) Channel space:200KHZ
4) User line,bell signal:in line with GB/T15279
5) Max power :0.25W /0.5W
6) Comsuption:
a)Immobility:less than 25m Ah
b)Transmission:less than 400mAh
7)Sensitivity:-105dB
8)Dial tone frequency:450MHZ (standard)
9)Surrounding temperature:-10°C~ +40°C
10)Relative humidity:45%~90%(without frost)
11)Atmosphere pressure:86~106KPa
12)Environment noise:<60dB
13)Antenna amplifying:3.5dB(omni directional),12dB(certain direction/chosen direction)
14)Ac power:DC 10v-20v
15)Input:AC100-230V,50/60Hz
16)Output:12V 1A
17)Switching type / transformer type AC adapter (optional)
18)Connector of power
19)Dimensions(L ×W×H)(average):185x135x22mm
20)weight:450g
21)Colors:white/black(optional)
22)Connection mode:RJ-11 phone sockets
23)Antenna connection:SMA antenna connection