High pit, trill and distortion problem with Nova S50?

1. It is recommended to use MUSIC mode; Control the volume within 27;

2. Change to another sound source

3. Try and compare other connection methods: HDMI eARC>Optical>Bluetooth;

If this issue persists, please contact Ultimea customer support at support@ultimea.com for further assistance. Please make sure to mention that you have tried the steps in the FAQ so that our agents do not ask you to repeat these steps.