KRK RP5 Rokit 5 G4 Professional Bi-Amp 5" Powered Studio Monitor Pair, Black. The new 5" KRK ROKIT RP5 G4 (Generation 4) bi-amp professional monitor takes music and sound creativity to a whole new industry-level. DSP-driven Graphic EQ with 25 settings help condition your acoustic environment while offering new levels of versatility in a studio monitor. Matching drivers made with Kevlar® ensures the same sonic integrity across all frequencies. A new scientifically designed speaker enclosure and front-firing port offer exceptional low-end extension and accuracy, punch and flexible room-positioning. The new powerful, yet efficient custom Class D power amplifier drives the speakers evenly and more efficiently at reduced operating temperatures and improves audio integrity.