Simcom GSM GPRS GPS Combo SIM548C

Product Details:
Place of Origin Shanghai, China (Mainland)
Brand Name SIMCOM
Model Number SIM548C
wireless module GSM/GPRS GPS module
Payment & Shipping Terms:
Price: FOB USD 20~30 / Piece
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Minimum Order Quantity: Negotiable Trial Order
Minimum Order Quantity: 5 Piece/Pieces pcsTrial Order
Port: FOBshenzhen
Packaging Details: standard package
Delivery Time: 2-3days
Payment Terms: T/T,Western Union,paypal
Supply Ability: 20000 Piece/Pieces per Day week

Detailed Product Description

1.simcom GSM GPRS GPS Combo SIM548C
2.Quad-Band GSM 850/900/1800/1900MHz
3.Supply voltage range 3.44.5 V

sim548c

General features
Quad-Band GSM 850/900/1800/1900MHz
GPRS multi-slot class 10
GPRS mobile station class B
Compliant to GSM phase 2/2+
- Class 4(2W @ GSM850/900MHz)
- Class 1(1W @ GSM1800/1900MHz)
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 3.44.5 V
Normal operation temperature: -30°C to +80°C
Restricted operation temperature: -40°C to -30°C and +80°C to +85°C
Storage temperature: -45°C to +90°C
Dimension: 50mm x 33mm x 8.8mm

Specifications for GPS
Receiver 20 channels, L1 1575.42 MHz, C/A code 1,023 MHz chip rate
Accuracy Position 2.5 m CEP
without SA/Velocity 0.1 m/s,
without SA/Time 1 μs synchronized to GPS time
Position with DGPS/SBAS: 2.0 CEP
Date WGS-84
Acquisition rate (TTFF defined at 95% of first position local station)
Hot start < 1 s, average, open sky
Warm start: 35 s, average, open sky
Cold start: 35 s, average, open sky
Support AGPS
Operating voltage 3.3 V DC ±5%
Low power consumption 160mW at 3.3 V (full power)
Protocols
NMEA-0183
SiRF binary
RTCM SC-104
Crystal oscillator (TCXO), temperature compensated with frequency stability of ±0.5 ppm
Memory 4 Mb flash and 1Mb SRAM

Interfaces
60-pin DIP connector
Interface to external SIM 3V or 1.8V
Dual analog audio interface
AT commands via serial interface
Embedded SIM card holder
LCD Interface
RTC Backup
Charge interface
Serial interface and Debug interface
Dual serial interfaces for GPS
Two separate antenna connectors for GSM/GPRS & GPS and two antenna pads for GSM/GPRS & GPS