Musway SUB1 ACTIVE UNDERSEAT SUBWOOFER SYSTEM WITH (6 x 8) SUB 100w rms. ACTIVE SUBWOOFER SYSTEM IN FLAT DESIGN (UNDERSEAT) WITH 15 x 20 CM (6 x 8) SUBWOOFER. The new and very slim SUB1 system is equipped with a 15 x 20 cm special woofer and a real Class A/B amplifier. It has an aluminum cast heat sink with excellent cooling capabilities, which optimally cools down the integrated amplifier inside. Ideal for small cars, sport coupes and convertibles, the SUB1 find a place anywhere – under or behind the seat or in a storage compartment. 15 x 20 cm (6 x 8) Subwoofer. Integrated Class A/B amplifier. 1 x 100 Watts RMS, 1 x 200 Watts Max. Subsonic Filter 20 Hz fixed. Phase Switch 0/180°, RCA Inputs. Auto Turn-On, High Level Inputs. Dimensions: 210 x 73 x 290 mm.