Focal K2 Power M 6.5 KM Mid Bass Woofers Speaker Driver 6.5 Inch Pair 120w RMSK2 POWER M 6. 5 KM THE K2 SOUND SIGNATURE 6 1 2 (165MM) WOOFER Like all the speaker drivers in the K2 Power M range, 6. 5 KM is fitted with Focal's iconic aramid fibre K2 sandwich cone. And for an even bigger performance, Focal's engineers have combined it with their famous M profile. This shape of cone offers better frequency response and better sound dispersion, and reduces speaker driver depth. Attributes that go hand in hand with the power and