Hassium — small batch

Manual

Hassium Media Knob

Key steps, LED meanings, and quick fixes. For the fastest help, keep the device awake while following along.

Before first use

  • - Fully charge the device; the first full charge makes the battery reading accurate.
  • - Use any standard 5V USB charger. Let it reach full occasionally for best accuracy.

Pairing

  • - Wake the device with a press or a turn.
  • - Open Bluetooth on your phone, tablet, or computer.
  • - Select "Hs Knob" and pair. After the first time it reconnects quickly for daily use.

Controls

  • - Turn clockwise / counter-clockwise: Volume up / down
  • - Single press: Play / Pause
  • - Double press: Next track
  • - Triple press: Previous track
  • - Press + turn clockwise / counter-clockwise: Move forward / backward through audio or video
  • - Hold 3 seconds: Open settings
  • - Hold 6 seconds: Sleep now

Settings page

  • - Hold the button for 3 seconds to enter settings mode.
  • - Connect to Wi-Fi "Hassium Knob".
  • - If the page doesn't open, visit 192.168.4.1 in your browser.
  • - You can set sleep timeout, wake play/pause delay, LED brightness, and toggle charging LEDs.
  • - When finished, press Save then Exit Config.

LED guide

  • - Blue breathing: Ready to pair or reconnect
  • - Green flash: Connected
  • - Amber flashes: Disconnected
  • - Yellow breathing: Settings mode
  • - Purple pulse: Play / Pause sent
  • - Red triple blink: Going to sleep
  • - Smooth rainbow: Fully charged (plugged in) and for a few seconds after a new connection
  • - While charging - Red breathing: Low battery | Blue breathing: Mid battery | Green breathing: High or near full

Sleep behavior

  • - Sleeps automatically after the chosen timeout or if it stays awake too long without connecting.
  • - You can always hold 6 seconds to sleep immediately.

Troubleshooting

  • - Device not in Bluetooth list: Wake it and try again; confirm Bluetooth is on.
  • - Does not reconnect: Toggle Bluetooth off/on; wake the device again.
  • - Settings page won't open: Connect to Wi-Fi "Hassium Knob" and open 192.168.4.1 manually.

Care

  • - Keep the device dry.
  • - Don't use damaged charging cables.
  • - Avoid very hot environments.
  • - Use standard 5V USB power sources only.