Hi-Fi Speakers
KenSyuInt 8" Car Underseat Slim Amplifier Subwoofer Speaker Audio Sub Bass Box 600W Amplified Bass Box Under-Seat Subwoofer 20hz-150hz
* 600w Bass, the 68mm Thin Subwoofer Is Directly Installed Under the Passenger Seat * 8 Inch High-power Active Subwoofer, Excellent Low Frequency Performance, Pure Low Music Output, Surging Sound Effect * Pu Leather-wrapped Wooden Body Reduces Noise...
https://www.bizrate.co.uk/hifispeakers/kensyuint-8-car-underseat-slim-oid30967266507.html