This amplifier is one of the great amplifiers engineering design by Robert Zeff who created Zapco. The amplifier gives good clean power and durability. Check out the pictures of the inside of the amplifier top and bottom of board very well designed clean works properly

I OFFER FREE SHIPPING ANYWHERE IN THE UNITED STATES A PACKAGE MY ORDERS VERY WELL FOR SAFE TRAVEL AND SEND PICTURES OF MY PACK JOB BEFORE I SHIP

Power @ 4 ohms: 310 X 1 watts @ 14.4 Volts

Power @ 2 ohms: 500 x 1 watts @ 14.4 Volts

Signal to Noise: 82dB

THD: .05

Frequency Range: 30Hz - 200Hz

Crossover: 30Hz - 200Hz

Bass Boost: 0 - 15dB @ 30Hz - 125Hz

Fuse: 30A x 2

Size: 11.6"(L) x 5.15"(W) x 1.7"(H)

Robert Zeff is the engineer for ARC Audio and Zapco. He is also the on the American team of engineers for UBUY which is a amp builder. He designs an amp and then its built in the US. The amp designs are also used for other manufacturers like Clarion, VIBE, ELF and KRYPT among others. same amps with slight variations. mainly cosmetic. many amps are made in same build house. nothing new about this pra