I have a pair of these on display and use a Class D amp with an output of 75WPC into 8 ohms doubling down to 150WPC into 4 ohms.
It does an excellent job in a mid to large size room.
However, I would not use a smaller amp unless most of your listening is at low to average SPL.
Dealer disclaimer
It does an excellent job in a mid to large size room.
However, I would not use a smaller amp unless most of your listening is at low to average SPL.
Dealer disclaimer