SIM808 GPS GSM GPRS Modul Quadband Platine L-Form Antenne STM32.51 gut
Two power input interface: A DC005 interface, a lithium battery interface. Note: 1. The range of DC005 voltage input is 5 - 26V, when use the 5V power as the power, be sure that the power supply can provide 2A current. 2. The range of voltage of Lithium battery input power is 3.5 - 4.2V. The new version of the lithium battery interface location may be changed. Switch: a 3 road section wave switch, we use it to open / close the input power supply for the module. When in use, please confirm the toggle switch to the OPEN state (near the board inside). SMA antenna interface: there is a GSM antenna interface, and a GPS antenna interface onboard. Start button: after power on, a LED (PWR) will light up when the board is energized. After a long press on this button, the other three LED will.
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