DSP Amplifier The Audison Prima AP8.9BIT amplifier was designed by Audison R&D Department to achieve maximum sound quality in OEM Integration applications. The powerful management software proves the ability to acquire the bit Drive presets which the Audison team fine-tuned specifically for your car. Thanks to the innovative power supply stage, a power of 520 W total can be achieved in an extremely compact case. The non-amplifiable ninth channel can be used to drive a subwoofer via the mono AP1 D amplifier. Features: 9 channels built-in DSP 8 x 65 W @ 2 ohm The ninth channel can be used to drive a subwoofer via the mono AP1 D amplifier Specifications: Amplifier Tech Data Channels: 8 Class: D-Class Power supply voltage / fuse: 7.5 ÷ 15 VDC Idling current: 1.5 A Standby Current Draw: 0.04 mA Consumption @ 14.4 VDC, 2Ω, Max Musical Power: 30 A Remote IN: 7 ÷ 15 VDC (1 mA) Remote OUT: 11 ÷ 15 VDC (200 mA) ART - Automatic Remote Turn on/ off from OUTPUT BTL speakers: Speakers to input - selectable AST - Automatic Signal Turn on/off (Selectable): Pre-In to input - selectable CPL - Continuous Power Limiting: Max continuous power - selectable Amplifier Stage Total Power RMS: 520 W Minimum load impedance 8 Ch: 2Ω | 4 Ch - Bridge (1-2) (3-4) (5-6) (7-8): 4Ω Output Continuous Power (RMS) @14.4 VDC, 1% THD:8 Ch @ 4Ω: 35 W x 88 Ch @ 2Ω: 65 W x 84 Ch - (Bridge 1/2; 3/4; 5/6; 7/8) @ 4Ω: 130 W x 4 Adjustable Crossover: Yes