GSM Modem

Working temperature: from -20 to +65'C
Storage temperature: from -25 to +75'C
Power:
Working voltage from 6V to 30V
Current: 
25mA (standby)
360mA (working)
Protection circuit:
Embed surge current prevention system
Embed reverse plug prevention system
Embed over loading current prevention system
Embed EMC control circuit
Embed SIM card detection
Work indication:
Bright, working smoothly
LED gleam slowly, means modem has already find the network
LED gleam slowly quickly, means modem is sending information
Others functions:
Software control restoration
Voltage control automatic restoration function

Temperature:

Electricity input interface 2 pins
Information interface RS232 (D-sub 15pin female)
Antenna interface SMA (female)
Voice interface RJ11
SIM room drawer structure

Interface:

Dimensions 97 x 54 x 25mm 
Weight 108g

GSM modems (AC66F) support GSM 900, 1800, 850,1900MHz
Provide data, voice, short message and fax
Maximal circuit data speed: 14.4Kbps
Voltage range: 6 to 30V
Low power consumption
International standard interface
Integrated LED to show the working state
Adopt GSM phase 2/2 of standard attestation
Adopt standard RS-232 interface
Adopt the fourth GSM transceiver maximum 2W
Provide analog voice input/output services
Provide SMS services, supports both PDU and block mode, and meet GSM 07.05 standard
Adopt GPRS class 10 standard
Uplink data speed: 26.8Kbps
Downlink data speed: 53.6Kbps
AT order according with GSM 07.07, GSM 07.05 and V25 standards 
Hardware:

GSM modem supports GSM 900, 1800, 850,1900MHz, and adopts Wavecome module.
Provide data, voice, short message and fax.