ALPINE 8-inch 240W under-seat car subwoofer, active car subwoofer with built-in 240W amplifier

ALPINE 8-inch 240W Under-seat Car Subwoofer, Active car subwoofer with built-in 240W amplifier 20CM (8") FLAT AMPLIFIED SUBWOOFER, 120W RMS This compact PWE-S8 amplified subwoofer allows you to add deep, accurate bass to your sound system without taking up much space in your vehicle. The PWE-S8 has a depth of only 3 inches (at its deepest point), a width of 13.5 inches, and a height of 9 inches. Installation is recommended under the seat (for passenger cars) or behind the seat (for commercial vehicles), in a sedan trunk, or in the hatch of an SUV. The side panel provides easy access to speaker inputs via RCA. The side panel also provides access to controls: Phase, Gain, Crossover, and Remote Sub Level for greater flexibility during installation. Technical specifications: 8" (20cm) active subwoofer Built-in 240W amplifier (120W RMS) Frequency response: 25 - 152Hz Remote volume (0 to -20dB, 4m cable) Phase selector (0 - 180°) Adjustable frequency (50 - 150Hz) RCA (0.1-4V) Speaker input (1.5-30V auto-sensing) Easy under-seat installation Cast housing (4.6kg) Dimensions (LxWxH): 340mm x 230mm x 70mm