30,000Watt RCF Line Array 4×4 with Yorkville Subwoofers: Kick your audio experience up a notch: Rent our top-of-the market sound system–a 30,00Watt RCF Line Array4×4 combined with Yorkville Subwoofer. Built for large venues, concerts, festivals and events where high quality sound is a must along with wide coverage. The RCF Line Array give you crisp, clear and detailed sound over a wide area. Further enhancing that experience is the Yorkville Subwoofers which add deep bass with real impact–it’s truly immersion sonically!