From the venerable bit One to the revolutionary performance of the new bit One HD, Audison signal processors have been used in some of the finest mobile audio systems ever created.
Class A amplification stage, multi-standard analog and digital inputs and the control of the amplifier through a microprocessor make this product the most evolved among the Audison range.
TH quattro is a multi-channel amplifier fully configurable by the microprocessor.
Firstly we would recommend upgrading the front door speakers, The CEN Starter Pack is a great start, Prices start from £299.
From additional £399 we can add an Active Subwoofer giving you more bass.