Sell Dual SIM Gsm / Pstn Terminal

Relative humidity:            10%~95%

Operating temperature:         0~+45C

Application environment

Working current            1.5A(DC7.5V, Average current, excluding charger current)

DC input voltage range       7.5V~10V DC

Maximum charging current   600MA

Battery                   6V/4AH Lead-Acid batteryoptional

Power adaptor output        DC7.5V/3.0A

AC input voltage           160V~280V AC

Power supply

Technical specifications                            

8. Five working modes: GSM(A+B),PSTN,PSTN/GSM(A+B),GSM(A),GSM(B)

7. Auto-select Low cost route according setting

AB line feeding        48(hang-up status)

AB line loop current    25mA

AB line impedance     600?

Line interface

Antenna impedance     50?

SIM card Interface      3V

Transmit power       2W(900MHz),  1W1800MHz

Receiver sensitivity   103dBm

Frequency stability      2.5ppm

Frequency bands       GSM850/900/1800/1900 MHz

GSM parameters

Atmospheric pressure         86~106kPa

Environment noise      60dB(A)

Relative humidity:            10%~95%

Operating temperature:         0~+45C

Application environment

Working current            1.5A(DC7.5V, Average current, excluding charger current)

DC input voltage range       7.5V~10V DC

Maximum charging current   600MA

Battery                   6V/4AH Lead-Acid batteryoptional

Power adaptor output        DC7.5V/3.0A

AC input voltage           160V~280V AC

Power supply

Technical specifications                            

8. Five working modes: GSM(A+B),PSTN,PSTN/GSM(A+B),GSM(A),GSM(B)

7. Auto-select Low cost route according setting

6. Support 2 SIM Cards : GSM(A) and GSM (B),Conveniently choose GSM(A),GSM(B) or PSTN

5.  Auto dial code conversion

4.  Barred number setting

3. Display Caller ID

2. LCD display, menu operation interface, easy operation

1.Use high gain external antenna with high signal sensitivity

Features

Dual sim gsm/pstn terminal:

6. 

5.  Auto dial code conversion

4.  Barred number setting

3. Display Caller ID

2. LCD display, menu operation interface, easy operation

1.Use high gain external antenna with high signal sensitivity

Features

Dual sim gsm/pstn terminal: