Audio system US08 Active 24V. Flat active subwoofer ideal for under seat or side part. 24 volt version subwoofer for trucks, buses, or anywhere there is 24 volt voltage. 2x additional side passive membranes. 200 watts RMS amplifier power. Original radio or radio without RCA output. Dimensions: 345 x 245 x 70mm LxWxH. Includes power cable set. Audio system US08 Active 24V Flat active subwoofer ideal for under seat or side part. Technical details: 20cm chassis 2 ohms 2x additional side passive membranes Aluminum casing 200 watts RMS amplifier power Phase shift remote control RCA input High-level input e. Original radio or radio without RCA output Dimensions: 345 x 245 x 70mm LxWxH Includes power cable set.