GSM Module SIM800L with MIC & Headphone Jack (M5-M004) M5Stack

SIM800L is a cellular phone module, integrated SIM800L, a GSM/GPRS module, only cpmpatible with 2G network. if you want to integrate a cellular module into your design with vioce, text and SMS, this hand-solderable module is pretty nice!

Series Protocol: UART

Product Features

• 3.5 mm phone audio jack
• MIC (MIC is disable by default. To enable it, you will need to weld a 0 ohm resistor at MIC-EN )
• Supply voltage: 3.8V - 4.2V
• Recommended supply voltage: 4V
• Power consumption: sleep mode < 2.0mA idle mode < 7.0mA GSM transmission (avg): 350 mA GSM transmission (peak): 2000mA
• Module size: 25 x 23 mm
• Interface: UART (max. 2.8V) and AT commands
• SIM card socket: microSIM (bottom side)
• Supported frequencies: Quad Band (850 / 950 / 1800 /1900 MHz)
• Antenna connector: IPX
• Spring Antenna on board
• Status signaling: LED
• Working temperature range: -40 do + 85 ° C

Kit includes

• 1x M5Stack SIM800L Module

Applications

• Nitrogen dioxide alarm
• Automatic Web Spider SMS-notifier
• Remote meter reading system