Specifications:
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 includes:
1 X Mini Smallest SIM800L GPRS GSM Module MicroSIM Card Core Wireless Board Quad-band TTL Serial Port With Antenna Diy
Note: all the descriptions and prices are subject to change without prior notice.
Free Shipping: No
Shipping Weight/Unit(g): 0.00
Std. Packing Qty. (pcs): 1