This property indicates the amount of time that elapses after a key is pressed and held down until keystroke repeat messages are sent by the operating system. This value is in the range from 0 (approximately 250 millisecond delay) through 3 (approximately 1 second delay). The actual delay associated with each value may vary depending on the hardware.

The SystemInformation.KeyboardSpeed property indicates the repeat speed setting that determines the length of time between each keystroke repeat message sent by the operating system.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Assembly Versions: 2.0.0.0