SIMCom Wireless Solutions Co.,Ltd.

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SIM808 module is a complete Quad-Band GSM/GPRS module which combines GPS technology for satellite navigation. The compact design which integrated GPRS and GPS in a LCC package will significantly save both time and costs for customers to develop GPS enabled applications. Featuring an industry-standard interface and GPS function, it allows variable assets to be tracked seamlessly at any location and anytime with signal coverage.


Product details

General features
•Quad-band 850/900/1800/1900MHz
•GPRS multi-slot class 12/10
•GPRS mobile station class B
•Compliant to GSM phase 2/2+
– Class 4 (2 W @ 850/900MHz)
– Class 1 (1 W @ 1800/1900MHz)
•Dimensions: 24*24*2.6mm
•Weight: 3.3g
•Control via AT commands (3GPP TS 27.007,27.005 and SIMCOM enhanced AT Commands)
•Supply voltage range 3.4 ~ 4.4V
•Low power consumption
•Operation temperature:-40℃ ~85℃
Specifications for GPRS Data
•GPRS class 12: max. 85.6 kbps (downlink/uplink)
•PBCCH support
•Coding schemes CS 1, 2, 3, 4
Specifications for SMS via GSM/GPRS
•Point to point MO and MT
•SMS cell broadcast
•Text and PDU mode
•AT cellular command interface
Software features
•0710 MUX protocol
•Embedded TCP/UDP protocol
•Jamming Detection
•Audio Record
•Bluetooth 3.0 (optional)
•TTS CN(optional)
•Embedded AT (optional)
Specification for GPS
•Receiver type
-22 tracking /66 acquisition -channel
-GPS L1 C/A code
-Tracking: -165 dBm
-Cold starts : -148 dBm
-Cold starts: 32s (typ.)
-Hot starts: <1s
-Warm starts: 3s
-Horizontal position : <2.5m CEP
•68 SMT pads including
•Analog audio interface
•PCM interface(optional)
•SPI interface (optional)
•RTC backup
•Serial interface
•USB interface
•Interface to external SIM 3V/1.8V
•Keypad interface
•GSM Antenna pad
•Bluetooth Antenna pad
•GPS Antenna pad


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