*Activation of a chime at startup: ON/OFF.
*Pen sound on touch screen: ON/OFF.
*Activation of the integrated 2 MB memory expansion: ON/OFF.*Function that can be deactivated if an application or game is not compatible.*Or if you want to use another memory extension on an MX4 slot. Warning: do not activate the integrated 2 MB memory extension of the RSF3, at the same time as another external memory extension on an MX4 slot.*464 Memory hack: ON/OFF.*If RSF3 is used on a CPC 464, use the patch by @ToTO to take into account the memory extension.*Substitution of ROM 7: ON/OFF*Allows you to replace the original Amsdos ROM 7 with another stored on the RSF3. Warning: not compatible with all CPCs. May cause hardware conflict with Z80 data bus.*SE-One: ON/OFF.*Allows you to activate the emulation of the MSX SE-One card, which offers an MP3 decoder (with playback of other formats such as AAC, MP4, M4A, WMA, WAV, MID, OGG) + an FM radio.*Symbiface II: ON/OFF.*Allows you to activate or not the compatibility mode with the Symbiface II.*Multiplay mouse: ON/OFF.*Allows you to enable or disable USB mouse support.
*GMT time zone: to set the time offset, based on the time zone.