D&B make those awesome J-Infra[0] subs for a reason. With the low end extending all the way down to 27hz they really make a difference on a large pa system [0]

D&B make those awesome J-Infra[0] subs for a reason. With the low end extending all the way down to 27hz they really make a difference on a large pa system [0] https://www.dbaudio.com/global/en/products/heritage/j-infra/ https://www.dbaudio.com/global/en/products/heritage/j-infra/