Specification :

The information issuing center can realize real-time data issuing and control of the remote LED display terminal, creating a new and high efficient medium issuing method
The installation of the LED terminal is free of the restriction of area, distance and wiring and the information is real-time issuing and inserting, broadening the application of the LED display
Features:
Supports dual band GSM 900 and 1800MHz
Supports GSM class 4 transceiver the maximum is 2W
Supports standard RS-232 data interface
LED displays work status
Supports 9-pin data interface
Supports data interface application update
Supports near configuration and maintenance
Optimizing electromagnetism compatible design, adaptation to formidable electromagnetism environment and high-level application need
Short message server(SMS), supports PDU and block mode, conformity with GSM07.05 standard
Conformity with GPRS class 10 standard up 13.4Kbps and down 53.6Kbps
AT command set, conformity with GSM07.07, GSM07.05 and V25
Dimensions: 97 x 54 x 25mm
Weight: 108g
Power (AC) input: 2 pins
Signal interface: RS232
Antenna: SMA (female)
SIM socket: drawer-structured, 8 pins
Working temperature: -20 to +65°C
Storage temperature: -25 to +75°C
Voltage: +5V DC
Current: standby 5mAh
Average in use: 350mAh
Embedded current surge and overloading prevention
Embedded EMC control circuit, keep external environment from disturbance
SIM card detection
Working indication
After switching on power, indicator light is always on AC2161 start to work
Indicator light flashing network has been found
Indicator light quick flashing transparent data is being transmitting
Short message remote control
Hardware watch dog automatically reset