Modul GSM SIM800L GPRS microSIM
mikrokrmilnik: SIM800L
delovna napetost: 3.7 – 4.2 Vdc
podprta omrežja: global quad-band network
velikost modula: 25 x 23 mm
TTL serial port for serial port, you can link directly to the microcontroller. No need for MAX232.
Power module automatically boot, homing network.
Onboard signal lights all the way. It flashes slowly when there is a signal, it flashes quickly when there is no signal