Specification for Arduino shield; GPIO,SIM,SPI,UART; Comp: SIM900
| Interface | GPIO, SIM, SPI, UART |
| Kit contents | prototype board |
| Components | SIM900 |
| Type of accessories for development kits | Arduino shield |
| Interface | GPIO, SIM, SPI, UART |
| Kit contents | prototype board |
| Components | SIM900 |
| Type of accessories for development kits | Arduino shield |