Adams Digital  8"Inch High Power Underseat Active Subwoofer Flat 
Model: RUS 801 RUBI Series

SPECIFICATIONS
RMS Power: 200W
Frequency Range: 50-150Hz
Output impedance: 2Ω
S/N(A): 91dB
Low Level input: 100mV-4V
High Level input: 1V-8V
Voltage: 14.4V(10.8V-15.6V)
Phase: 0-180°
Bass Boost: 0 - 12dB
Dimension: L34.5cm x W24.5cm x H7.5cm

FEATURE
>Built-in MOSFET 500 W max. monaural amplifier
>Built-in variable LPF (50-150Hz, 12dB).
>Low Pass Filter for DVD 5.1
>Compact Hideaway Size (2.5" Tall)
>Perfect for: Saving space, Convertibles, Cargo vehicles,
Pick-up Trucks, Family vehicle that cannot give up trunk space
>Bass remote control
>Speaker and RCA level inputs
>Aluminum die-cast heatsink