8″ Under Seat Powered Subwoofer, Active Hideaway Car Truck Sub with Amp Kit 600W

Description: This product is a car audio modified subwoofer 8 inch shock with high-pitched active speakers with amplifier subwoofer. The 68mm thin section can be mounted directly under the co-pilot seat. Excellent low-frequency performance, pure low music output, and sound effects. Product specifications: 1. RMS power: 150W 2. Rated power: 600W 3. Frequency response: 20HZ-150Hz 4. Impedance: 4Ω 5. Voltage: 12V 6. Signal to noise ratio: > 90dB</p> <p>7. T.H.D: <0.4% 90dB 7. T.H.D: 8. Bass boost: 0dB to 12dB 9. Total harmonic distortion: 2Ω 10. Product size: 345*240*68mm  Package Included: 1* speaker 1* remote cable 1* power cord 1* RCA cable 1* User Manual 1. Wiring: three wires must be connected.(If there is no sound after installation, please check whether the wiring is connected to the three wires: 12v to the battery positive stage, REM to the host ACC or 12v in series, GND ground)2. Adaptation: all cars with 12V power supply can be used. Brand: CNCEST