A:Answer there is no direct compatibility information for the Soundcore Space One headphones and a 2015 Vizio television. Generally, compatibility depends on the respective device's Bluetooth capabilities (if the TV supports Bluetooth audio output) or if a wired connection is possible using a compatible audio cable.
To confirm compatibility:
Check if your 2015 Vizio TV supports Bluetooth audio output.
Confirm whether your TV has a 3.5mm audio output or other audio-out ports compatible with the Soundcore Space One headphones.
If your TV meets these requirements, the headphones should work.