About Crown CDi 4000 1200-Watt 2 Channel Power Amplifier
Two-channel, 1200Watt @ 4Ω, 70V/140V Power Amplifier
The CDi Series amplifiers are professional tools designed and built for installed sound applications. The series includes four models which are identical except for output power: CDi 1000, CDi 2000, CDi 4000, and CDi 6000. All are rugged and lightweight, and offer unmatched value in their class.