- Multi-Channel 32-Bit DSP Power Amplifier
- O+ Signature Sound Reproduction
- NEW Vehicle-Specific 8″ Four-Coil Subwoofer System
- Quick-Sync Wiring Harness
Unmatched clarity, deep bass reproduction, and a complete transformation of your listening experience in a minimalist package fashioned specifically for your STI / WRX both in terms of design and acoustics.