This is much more general than just Panasonic, I think all modern TVs do it the same way. It works like this: If the signal is decoded by the TV into 5.1 (ie, your cable signal included 5.1 audio ...

The Panasonic MZ2000 comes equipped with a 5.1.2 Dolby Atmos speaker configuration, including a full external bar at the bottom of the TV’s frame to serve as the front left, ...

Panasonic’s Z95A is the company’s flagship OLED TV for 2024. It is available in 55- and 65-inch screen sizes in the UK and 65 inches in the US. Panasonic TVs are not sold in Australia.