> ## Documentation Index
> Fetch the complete documentation index at: https://docs.kobot.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Secondary Systems

> Optional modules and hardware to extend your unit's capabilities.

Beyond the core controller, KOR offers several optional secondary systems that can be added to your unit for enhanced functionality, combat readiness, or display.

<CardGroup cols={2}>
  <Card title="Display Case" icon="box" href="/secondary-systems-optional/kor-display-case">
    A dedicated storage and display unit for your controllers and modules.
  </Card>

  <Card title="Capacitive Charger" icon="bolt" href="/secondary-systems-optional/kor-capacitive-charger">
    Advanced charging solutions, including HEV-themed plasma chargers.
  </Card>

  <Card title="Overhead Tag" icon="tag" href="/secondary-systems-optional/kor-overhead">
    Visual indicators, labels, and mood displays for your unit.
  </Card>

  <Card title="H.E.R.O Combat" icon="shield-halved" href="/secondary-systems-optional/hero-combat-system">
    Hybridized Elite Robotic Operatives combat system for tactical roleplay.
  </Card>

  <Card title="Arousal System" icon="heart" href="/secondary-systems-optional/arousal-system">
    Social and sensory interaction system (currently in development).
  </Card>

  <Card title="Auxiliary Power" icon="plug" href="/secondary-systems-optional/auxiliary-power">
    Emergency power systems designed to activate at low battery levels.
  </Card>
</CardGroup>