For Apple Siri Remote (Latest, 2nd Gen) - A2540 - MJFM3LL/A. And with Siri, you can find what you want to watch using just your voice. Toy & Robot. For use in Apple TV Models A2169 (Apple TV 4K 2nd Gen), A1842 (Apple TV 4K 1st Gen), and A1625 (Apple TV HD).
eBay