SIM808 Új áruk GSM/GPRS GPS modul a SIM908 modul helyett
SIM808 New goods GSM/GPRS GPS Module, stead of SIM908 module
Key Features
Quad-band 850/900/1800/1900MHz
GPRS multi-slot class 10 standard
GPRS mobile station class B standard
Meet the GSM phase 2/2 standard
-Class 4 (2 W @ 850/900 MHz)
-Class 1 (1 W @ 1800/1900MHz)
Control via AT commands (GSM 07.07, 07.05 and SIMCom enhanced AT command set)
SIM Application Toolkit
Supply voltage range:
-GPRS: 3.2 ~ 4.8 V
-GPS: 3.0 ~ 4.5V
Low power consumption
Size: 30 * 30 * 3.2mm
Weight:
- SIM908: 5.2g
Working temperature:
-40 ° Cto 85 ° C
SMS
Point MO and MT
SMS Cell Broadcast
Text and PDU mode
Voice
Three kinds of rate
- Half rate (HR)
- Full rate (FR)
- Enhanced Full Rate (EFR)
Handsfree
Supports echo suppression algorithm
GPRS data
GPRS class 8/10: max 85.6 kbps (downlink rate)
Support PBCCH
Coding schemes CS 1, 2, 3, 4
PPP-stack
CSD data
CSD up to 14.4 kbps
USSD
Nontransparent
Compatibility
AT cellular command interface
GPS
Receiver Type
- Receive 42 channels
- GPS L1 C / A code,
- High-performance STE engine
 
Sensitivity
- Tracking: -160 dBm
- Cold starts: -143 dBm
Time-To-First-Fix
- Cold start: 30s (typ.)
- Hot start: 1s (typ.)
 
Accuracy
- Accurate positioning: <2.5 m CEP
Power Consumption (GSM idle mode)
- Capture 77mA
- Tracking 76mA
Interface
SMT Package 80pin
Support 3V/1.8V SIM card interface
2-channel analog audio interface
SPI Interface
Support RTC
Charging interface
A GSM / GPRS serial port and a debug interface
A GPS NMEA data output debug port
Two separate antenna connector (GSM / GPRS 1 GPS 1 unit) 
 
 
 
 
 
 
 
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