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# How to use the Relay Port

# What is the Relay Port used for
The Relay port is used to do TRS switching. It can short `Tip to Sleeve`, `Ring to Sleeve` and both `Tip + Ring to Sleeve` . If your device or amplifier requires this type of switch then this will work.

# How to trigger the Relay Port
In the editor, set up a preset to trigger the `Relay Swtiching` message type. Then, select the desired Relay Port.
![Relay port - Editor](https://storage.crisp.chat/users/helpdesk/website/e8bd1d589d920800/image_1ubdweh.png)
||| The Omniport selection is specifically for use with the Morningstar Relay Interface.

You then need to select what type of switching you want, whether a momentary (tap) or for it to latch.

* Engage and Disengage will respectively latch and unlatch to sleeve.
* Tap will connect to sleeve and then release, like a momentary tap.
* Toggle will latch and unlatch, depending on the current status of the relay.
* Sync Clock 8 taps will trigger the relay for a momentary Normally Open tap and the timing is synced to the MIDI Clock BPM on the controller, exactly like tapping a tempo.
![Relay Switching Type - Editor](https://storage.crisp.chat/users/helpdesk/website/e8bd1d589d920800/image_1qqmekd.png)