Audison AP4 D (D class) power amplifier (4-channel).

Audison Prima AP4 D (D klase) pastiprinātājs (4-kanālu). 

The AP4 D amplifier was designed as an extension for the AP 4.9 bit and AP 5.9 bit amplifiers, offering 4 additional 70 W amplified channels. 
Add this 4-channel Prima amplifier to a 4.9 bit or 5.9 but amplifier. When integrating with factory fitted multi-speaker systems this add on is a must for expanding the capabilities of Prim bit amplifiers. 
Sharing the same footprint, up to three Prima amplifiers can be stacked for maximum space efficiency without over heating.