The difference between this version and the previous version is, changing the arduino socket to the latest Arduino Uno standard. Except this, all the features are same with the previous version.
Compatible with standard Arduino and Arduino Mega
Selectable interface between hardware serial port and software serial port
Quad band support: 850/900/1800/1900MHz
Support TCP/UDP protocols
Full control via AT commands set: Standard - GSM 07.07 & 07.05 and Enhanced - SIMCOM AT Commands
2-in-1 headset jack
Convenient external SIM card holder
Low power consumption: 1.5mA(sleep mode)
Specification
