โมดูล MicroSIM ขนาดเล็ก SIM800L GPRS GSM พร้อมเสาอากาศ
Chip: SIM800L
Voltage: 3.7-4.2V
Support networks: China Mobile China Unicom and global quad-band network
Module size: 2.5cmx2.3cm
TTL serial port for serial port you can link directly to the microcontroller. No need 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
Package Included:
1 x SIM800L GPRS GSM Module Card Board + Antenna
#SIM800L GPRS GSM Module