Some googling found this, but it might be under-powered if you have 8 ohm speakers: https://www.snapav.com/shop/en/snapav/episode-mini-51-avr-ea-mini-51d-200-a

Some googling found this, but it might be under-powered if you have 8 ohm speakers: https://www.snapav.com/shop/en/snapav/episode-mini-51-avr-ea-mini-51d-200-a https://www.snapav.com/shop/en/snapav/episode-mini-51-avr-ea... the only way it could have a smaller back-panel and all of your requirements would be to eliminate the ethernet connector.