First, you'll want to check your TV's settings menu, which is usually accessible by pressing a button on your remote control. Once you're in the settings menu, navigate to the "Sound" or "Audio" section, where you might find an option for Bluetooth or wireless connectivity. If you see a setting that allows you to pair devices or connect to a Bluetooth network, that's a good indication that your TV has Bluetooth.
Another way to tell if your TV has Bluetooth is to check the user manual or manufacturer's website for specifications. You can also look for a Bluetooth logo on the TV's packaging or on the back of the TV itself. If you're still unsure, you can try searching online for your TV model along with the keyword "Bluetooth" to see if other users have reported having the feature.