Acoustic wall diffuser authentic City 36 made of multiplex beech 60 x 60 cm!

With 4.3 Kg and 60 x 60 cm, the City 36 diffuser is a decent piece of multiplex beech that is 9.5 cm deep and works in the range 900 to 3250 Hz!
It diffuses the middle mids to upper mids and lower heights perfectly and ensures a wide dispersion of the acoustics in the room
Data:
Weight 4,3 Kg
Dimensions: 60 x authentic 60 x 7 cm
Frequency range: 900 - 3250 Hz
Without mounting material