SIM800C GSM GPRS Module 5V/3.3V TTL IPEX with Bluetooth and TTS for Arduino STM32 C51
Power input: DC5V or received by a lithium battery input VBAT and GND.
Supports MCU level: 5V / 3.3V for TTL logic
(Such as the common 51 and the arduino is 5v. STM32 is the 3.3v)
Antenna use: IPEX antenna interfaces...
A6 GSM GPRS Module IPEX Interface Module Shield DC 5-9V Input for Arduino STM32 51 MCU SCM Microcontroller with Antenna
2. Support Voice
3. Support Short Message
4. Support GPRS
Unboxing review by...
GSM GPRS GPS Module 3-In-1 Wireless Positioning Module Shield F21 DC 5-12V For Arduino STM32 51MCU
The GSG-F21P module is a multi-function wireless positioning module that integrates a GSM/GPRS engine and a high-precision GNSS engine. The F21P module integrates RF, baseband, power management u...
USB to GSM Serial GPRS SIM800C Module Wireless Bluetooth Board Sim900a Computer Control Calling with Antenna
LC-GSM-SIM800C USB to GSM is a quad-band GSM/GPRS module with stable performance, compact appearance and high cost performance, which can meet the various needs of customers.
Integrated USB to serial port chip, you ca...