PA system can accept various audio sources to provide sound reinforcement or broadcasting to a large audience or public space, like MP3 player, DVD/VCD/CD/MP4 player, bluetooth, tuner, internet radio, DAB+, program timing player, etc.

It's important to ensure that the audio sources you intend to use are compatible with the inputs of the PA system or that appropriate adapters or interface devices are available. Additionally, consider factors such as the number of input channels required, the type of connectivity needed, and any specific features or integration capabilities necessary for your specific application.