Sell wireless module SIM548 GSM/GPRS/GPS(SIMCOM)

wireless module SIM548 GSM/GPRS/GPS(SIMCOM) You May Also Be Interested In: gprs gps pda phone pda with gps satellite navigation wireless module
SIM548 module is a Quad-Band GSM/GPRS-enabled module that is also equipped with GPS technology for satellite navigation. The compact design of the SIM548 makes it easy to integrate GSM/GPRS & GPS as an all-in-one solution. You will save significantly both time and cost for the integration of additional hardware components.

The combination of both technologies can fit almost all the space requirement in your application, such as PDA phone, GPS hand-held device and other mobile device, it allows vehicles and people to be tracked seamlessly at any location and anytime.
Physical features :
Overall dimensions: 34mm x 55mm x 3 mm
Weight: approx. 12g
Normal operation temperature: -20?C to +55?C
Restricted operation temperature:
-30?C to -20?Cand +55?C to +80?C
Storage temperature??0?C to +85?C

GSM/GPRS specifications:

Quad-Band 850/900/1800/1900MHz
GPRS multi-slot class 10/8
GPRS mobile station class B
Compliant to GSM phase 2/2+
-Class 4(2W @ GSM850/GSM900MHz)
-Class 1(1W @ GSM1800/GSM1900MHz)
Control via AT commands (GSM 07.07 and 07.05 and SIMCOM
enhanced AT commands)
SIM application tool kit
Low power consumption??Supply voltage range: 3.4V??.5V

Specifications for GPS:
Receiver 20 channels, L1 1575.42MHz, C/A code 1,023MHz
chip rate
Accuracy Position 10m CEP,
without SA/Velocity 0.1m/s,
without SA/Time 1?s synchronized to GPS time
DGPS accuracy 1 to 5m, typical, 0.05m/s, typical
Date WGS-84
Acquisition rate (TTFF defined at 95% of first position local station)
Hot start < 1s, average, open sky
Warm start < 38s, average, open sky
Cold start < 42s, average, open sky
Operating voltage 3.3V DC ?5%
Low power consumption about 200mW at 3.3V
SiRF binary
Crystal oscillator (TCXO) , temperature compensated with
frequency stability of ?0.5ppm
Memory: On-chip 4Mbit FLASH and 1Mbit SRAM