3 Channels class D built in Amplifier 2500W + 2 x 800W 1200 W RMS – 2400 W Programm db over 138 db Frequency range 30 Hz – 90 Hz Impedance 4 Ohms Casing Multiplex-wood 2 x K&M M20 Flange 6 x Carrying handles 8 x Rubberfeed Dimensions W x H x D: 585 x 1005 x 870 mm Weight 79 kg