SIM808 GSM :
Supports Quad-band 850/900/1800/1900MHz, compatible with all 2G networks all around the world.
Inner MT3337 GPS receiver, -165dBm precision, control on a same serial port.
Earphone/ microphone outputs on a card or external 32-ohm speaker + supports voice calls with an electret microphone.
Sending and receiving SMS.
Sending and receiving GPRS data (TCP/IP, HTTP vb).
UART communication with automatic baud rate settings.
GPRS multi-slot class 12/10
GPRS mobile station class B
Comply with GSM phase 2/2 +
Class 4 (2 W @ 850 / 900MHz)
Class 1 (1 W @ 1800 / 1900MHz)
Support low power consumption mode: 100mA @ 7V-GSM mode
Support AT command control (3GPP TS 27.007,27.005 and SIMCOM enhanced AT Commands)
Supports GPS satellite navigation technology
Support LED status indicator: Power supply status, network status, and operating modes
Working environment: -40 ℃ ~ 85 ℃
SIM808 GPS :
22 tracking/66 acquisition channel
GPS L1 C/A code
Precision: Tracking: -165dBm,
Cold start: -148dBm
Finding Location Time(typical): Cold start: 32sn, Hot start: 1sn, Warm start: 5sn
Hardware configurations :
1 Connect the USB-TTL to the UART interface USB-TTL SIM808
Insert the valid SIM card to the SIMCARD holder.
Connect the GPS antenna and GSM antenna to the board.
Connect the power adapter to the DC044 Interface.
Change the switch.
Press the POWKEY button for 2 seconds, the SIM808 module will work and the other 3 LEDs will light.
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