No Sound from amp

Trying to setup a Music player
Downloaded Volumio 3.3396 which has installed.
Also downloaded APP
The app connects to Pi can see and play some music stored on a USB.
But cannot get any sound out of the speakers (Volume turned up full on APP)

Pi 4 - 4gb Ram

Pi HiFi Amplifier 25W Class-D Power AMP Hat TAS5713 Audio Sound Card for Raspberry Pi 4 3 B+ Pi Zero Nichicon Capacitor from Innomaker -(https://www.amazon.co.uk/dp/B07CZZ95B9?psc=1&ref=ppx_yo2ov_dt_b_product_details)

12V 3A Power Supply

Speakers 8ohm

Is the hardware not suitable, or have i missed something

Good Morning
Thank you for the download, although I did have it to start with and used the settings suggested and no sound hence the post