Features:
Voice Communication
Caller ID
Supporting Group 3 Fax
Inverse Polarity Billing Signals Furnished
Setting of local network code
Terminal-SIM card locking
Setting of such endowments as International Subscriber Dialing, National Subscriber Dialing and Local Network Dialing
Network Management Functions
Working Status Indicator
Setting of Barred Numbers
Dual Audio Frequency Encoding and Decoding Test
Programming of PIN and PUK
May Be Connected with A Wireline Phone (Applicable to CG900A only)
Routing Circuit Embedded and Routing of Wireline or Wireless Mode Supplied (Applicable to CG900A only)
Automatically Identify Local Calls and Long-distance Calls (Applicable to CG900A only)
Technical Characteristics:
Industrial level GSM module ensures reliability.
Universal phone interface guarantees the connectivity between the terminal and normal phone set.
Inverse polarity signals are furnished for the billing purposes when the terminal is connected with billing equipment and is used for public telephony.
Both DC (by battery) and AC (by power supply adapter) applicable.
Network management function, easy maintenance.
May choose between wire line and wireless voice communication for charge-saving purpose (applicable only to CG900A).
Technical Specifications:
Summary:
GSM Frequency: 900/1800 MHz
GSM 900 Transmissions: 890-915 MHz
Reception: 935-960 MHz
GSM 1800 Transmission: 1710-1785 MHz
Reception: 1805-1880 MHz
Carrier Spacing: 200 KHz
GSM Category Four Transceiver: 2 W for GSM 900 ,1 W for GSM 1800
Maximum Frequency Deviation: + 0.1 ppm
Receiving Sensitivity: -105 dBm
Phase Error: < 5°RMS
SIM Card: Mini-SIM Card
Shell Material: Flame-retardant ABS
Dimensions: 200x160x45 mm (W, L, H)
Weight: 1.5Kg
Temperature Range; -20℃～+40℃
Humidity: ≤95% RH
Standby Current: ≤80mA
Audio Distortion: < 3%
For Antenna:
Frequency Bandwidth: 80 MHz
Voltage Standing Wave Ratio: ≤1.5
Gain: 3-7 dB
Input Resistance: 50Ω
Polarized Mode: Vertical Polarization
For RJ 11 Telephone Interface:
Dialing Tone Frequency: 460 Hz
Ring Current Frequency: 25 Hz
Ring Current Voltage: 75 V
Feeding Voltage: -48V
Voice Frequency Output Level: 350mv, corresponding to 0 dB level transfer of PSTN
For Power Supply:
Power Supply: AC 220V (working voltage: from 120 V to 280 V)
DC Voltage: 12V/DC
Current Rating: 2A