
Specifications:
PBCCH support
Coding schemes CS1,2, 3, 4
CSD up to 14.4kbps
USSD
Non transparent modem
TTL GSM/GPRS/GPS MODEM
Product Description:
Industrial design
Wireless access to internet
Based on Simcom module SIM908
SIM Application Toolkit
Output Power:
Class 4(2W @ 850/900MHz)
Class 1(1W @ 1800/1900MHz)
Input voltage:12V-36V DC
Input current:1A-2A
Standby current: 96mA
Working current: 150-250mA
Working temperature :-20 to +55 degrees
Storage temperature:-25 to +70 degrees
GSM/GPRS specifications:
850/900/1800/1900MHz
GPRS class 10
GPRS mobile station class B
Compliant to GSM phase 2/2+
Control via AT commands (GSM 07.07 and 07.05 and SIMCOM enhanced AT commands)
Specification for SMS via GSM and GPRS:
Point to point MO and MT
SMS cell broadcast
Text and PDU mode
Specifications for data transfer:
GPRS class 10
Max. 85.6kbps(downlink)
PBCCH support
Coding schemes CS1,2, 3, 4
CSD up to 14.4kbps
USSD
Non transparent mode
PPP stack
Integrated TCP/IP stack
Specifications for GPS:
Receiver 20 channels, L1 1575.42 MHz, C/A code 1,023MHz chip rate
Accuracy Position 10 m CEP,
without SA/Velocity 0.1m/s,
without SA/Time 1μs synchronized to GPS time
DGPS accuracy 1 to 5m, typical, 0.05m/s, typical