"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
First Apple Store in Belgium Opens in Brussels on September 19
Apple confirmed the store opening to Belgian website Apple Nieuws Vlaanderen, which has shared several photos of the storefront. The store has not yet been listed on Apple's website, but store hours and grand opening details should be available soon.
Update 8:32 AM: Apple's store page for the new Brussels location is now live, but with the opening still two weeks away the store is not yet taking reservations for Genius Bar appointments or workshops.