QSC CX204V 4-Channel Power Amplifier, 200W Per Channel at 70VThe QSC CX204V 4 channel 70V CX amplifier provides four channels in only two rack spaces without compromising on power. With high output power, versatile loading options, high thermal capacity and unmatched reliability, the CX Series is the perfect solution to any permanently installed sound system. With PowerWave technology, CX amplifiers take your sound to a whole new level. Not only does it give you tighter bass and clean transparent highs,