There are two methods to connect an external speaker to your ViewSonic projector, including a Wired connection and Bluetooth connection.
1. Wired Connection
- Via 3.5mm audio out
Most ViewSonic projectors are equipped with a 3.5 mm audio-out mini-jack, and it is usually green and marked as Audio Out. You can connect a 3.5 mm audio cable between the speaker and projector for audio output purposes.
- via S/PDIF
If the ViewSonic projector is equipped with a S/PDIF port. You can connect a S/PDIF cable between your speaker and projector.
2. Bluetooth Connection
If your projector is equipped with Bluetooth out function (such as X10-4K/M2, etc.), you can turn on the Bluetooth out and pair the Bluetooth speaker and enjoy a wireless audio connection.
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