# Accessing system information and controlling device features

The SystemInfo Service API of WRT 1.0 provides the following services:

- Getting information on certain device properties and settings

- Controlling certain device features

These services can be further divided into the following categories:

- Power information services

- Network information services

- Display and keypad illumination information and control services

- Vibration information and control services

- Beep tone control services

- Memory and file system information services

- System language information services