My LCD TV doesn't even have a digital tuner built in. I have a separate (also not internet connected) box to receive OTA digital TV. It's "HD" in the sense of 1

My LCD TV doesn't even have a digital tuner built in. I have a separate (also not internet connected) box to receive OTA digital TV. It's "HD" in the sense of 1366x768, I think. It's probably around 15 years old, barely used. What would you pay for it?