how to split sound between speakers and headphones

NOTE: If you have a dedicated headphone jack and use that connection, it will automatically disable sound from the TV speakers. Check the TV manual/set up guide for an option that allows the TV to operate the speakers, and audio output jacks independently (ie: fixed output) to allow for independent operation of TV speakers and headphones and connect into the audio output of the TV.Note: Unless the set-top-box has an independent volume control separate from the TV, you will not be able to control the volume level of the headphones. If using a set-top-box (cable box, DVR, etc): Look for audio output jacks on the set-top-box, and connect the headphones to the set top box to allow for independent operation of TV speakers and headphones.Below are two common connection methods from devices that support this feature are: Some TV's and set-top-boxes do not offer this feature. On Pixel 4a (5G) and later, to improve sound quality.

PS4 system is not supported by the connected device, the speakers might be damaged. You can use your phones built-in speakers or audio accessories like headphones, earbuds, and speakers. The availability of this feature is determined by the device the headphones are connecting to. Learn how to change the audio output on your PlayStation4 console. Having sound emit from BOTH the TV and the headphones at the same time is dependent on how the headphones are connected to the audio source.

How to split sound between speakers and headphones