Free shipping! Dual band (900/1800Mhz) GSM Gateway / GSM Interface / GSM FWT / GSM FCT / GSM Terminal / Wll

Product Description

Main Features:
Compatiable to most telephone, PBX, VOIP gateways,quintum(for call termination)
Provides reversal polarity signal for metering
Support DTMF 2'nd dialing
Connect to Alarm systems to realise wireless alarm
Support IMEI changeable(optional)
backup battery 7.4V(optional)
Support SIM card (1.8V,3V)
Support caller ID hide/show
support Locking Pin code

Specifications:
1) Air interface standard: GSM850/1900Mhz,900/1,800Mhz phase 2+ full band
2) Frequency ranges:
A) GSM 850                             GSM 1900:
I) Transmission: 869.2 ~ 893.8MHz      I) Transmission: 1, 930 ~ 1, 990MHz
Ii) Reception: 824.2 ~ 848.2MHz        Ii) Reception: 1, 850 ~ 1, 910MHz
B) GSM 900:                            GSM 1800:
I) Transmission: 890 ~ 915MHz          I) Transmission: 1, 710 ~ 1, 785MHz             
Ii) Reception: 935 ~ 960MHz            Ii) Reception: 1, 805 ~ 1, 880MHz
3) Channel space: 200kHz
4) User line, bell signal: In line with GB/T15279
5) Max power: 0.25W / 0.5W
6) Consumption:
A) Immobility: Less than 25mAh
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) Input: AC100 - 230V, 50 / 60Hz
    Output: 12V 1A
15) Connector of power: US or European type
16) Dimensions (L x W x H) (average): 185 x 135 x 22mm 
17) Colors: White/blue/black (optional)
18) Connection mode: RJ-11 phone sockets
19) Antenna connection: SMA antenna connection

Package:
one pcs GW:0.65kg     Mea.:28.5cm*17cm*5cm
one CTN GW:13kg/20pcs Mea.:59cm*26cm*35cm

Application:
*For those where PSTN-line telephone service is unavailable
*connecting to serucity system to imitating pstn line
*Used as voice termination for VOIP provider