If you want a more powerful sound, you can connect the Nebula Cosmos Laser 4K projector to an external speaker. Just follow the steps below to connect them.

1. Use a 3.5mm audio cable or an adapter (not provided) to connect your external speaker.

2. Connect the other end of the audio cable to the AUX port on the Nebula Cosmos Laser 4K projector.

3. You will hear audio from your external sound devices.

Please note that the built-in speaker will disable when you connect an external speaker. You can also use the Bluetooth feature of the projector to connect according to the steps below:

Go to Settings > Remotes & Accessories > Add accessory.

That’s all for the speaker connection guide for the Nebula Cosmos Laser 4K projector.

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