Name: Cassia Audio
Author: Cassia Audio

Question 1

What is Cassia Audio?

Accepted Answer

Cassia Audio is a self-hosted whole home audio system built for Raspberry Pi. It provides synchronized multi-room playback with support for Spotify, AirPlay, Bluetooth, and DLNA, with a full web portal and Home Assistant integration.

Question 2

Which Raspberry Pi models does Cassia Audio support?

Accepted Answer

Cassia Audio supports Raspberry Pi Zero 2W (recommended), Raspberry Pi 5, Raspberry Pi 4, and Raspberry Pi 3 (limited support).

Question 3

Does Cassia Audio require a cloud account or subscription?

Accepted Answer

No. Cassia Audio is fully self-hosted and runs entirely on your local network. No cloud accounts, no subscriptions, and no data leaves your home.

Question 4

Can I use Cassia Audio with Home Assistant?

Accepted Answer

Yes. Cassia Audio integrates natively with Home Assistant. Install the integration once and every device on your network is auto-discovered as a full media player entity with playback controls, volume, and source selection.

Question 5

How does Cassia Audio sync audio across rooms?

Accepted Answer

Cassia Audio uses a custom audio engine with sample-accurate synchronization across Wi-Fi. Latency is under 2 milliseconds with no drift or echo between rooms.