POWERBOX80.8-10DSP-V3: VIBE Powerbox 80.8 DSP 8 Channel Car Audio Amplifier. They can be easily hidden out the way for a cleaner install. With multiple inputs such as Optical digital and Bluetooth, the POWERBOX80.8-8DSP-V3 turns any factory head unit into a Bluetooth receiver allowing you to wirelessly stream your music while on the move.
eBay