SQ-102DSP 10 inch spare tire with dsp - Built-in mosfet 380W max monaural amplifier - Low pass filter for DVD 5.1 - Compact hideaway size (2.5" tall) - Built-in for all kind of cars that enough of space - Wired remote control - Speaker and RCA level input - Aluminum die-cast heatsink - 6 band parametric equalizer - Unit can keep 6-style of music scenes by preset - Built-in mosfet 380W max monaural amplifier - Compact hideaway size (2.5" tall) - Built-in for all kind of cars that enough of space - Speaker and RCA level input - Aluminum die-cast heatsink - 6 band parametric equalizer - Unit can keep 6-style of music scenes by preset