Wall Speakers Left by Previous Owner - Need to Connect to TV

[mar_sco]

Quebec, Canada 

Previous Owner Left Bose In-Wall Speakers (a pair) - need advice on how to connect these to TV that has an optical audio output - refer to photos attached (what equipment will be needed ? ) 

TV Model : LG43UH6100 

[Xyz987]

You need to identify what speakers those are.  They probably need to connect to an amp and then the amp would connect to the TV.