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3.3V 5V SIM800 GSM GPRS Module SIM900A Upgrade Board GPS Module Support TTL for 51 STM32 Smart Electronics High Performance
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*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
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About 3.3V 5V SIM800 GSM GPRS Module SIM900A Upgrade
100% Brand New and High Quality. Shape: Same as the picture show 1. Type: SIM800 GSM GPRS Module 2. Size: 83mm x 54.5mm (LxW) 3. SIM800 module is a GSM/GPRS module. 4. DC6-24v wide voltage power supply, can be used to facilitate the use of your system power supply. 5. Board high performance DC-DC power circuit, coupled with TVS protection, so that the stability of the system is greatly improved 6. Support 3.3 V / 5 V TTL level control, convenient and all kinds of commonly used microcontroller. The modules are separately listed in TX/RX/GND, use and convenience 7. With standard serial interface, easy to use PC control or debugging 8. With headphones and Mike interface, can be convenient to test the GSM voice call function 9. With SIM card ESD protection chip, protection of electrostatic SIM card plug when the 10. All available SIM800 pins are out to facilitate you to develop a variety of SIM800 applications 11. With RTC back-up battery 12. Have NET_STA light, convenient to watch the current SIM800 state. Package included: 1*SIM800 GSM GPRS Module 51 STM32 SIM900A Upgrade Board GPS Smart Electronics
