JBL BassPro Nano delivers bumping bass and takes up little space. The on-board 100Wrms amplifier has been performance matched to subwoofer to deliver the amount of clear, tight bass. Intelligent Electronic Design for Reliable and Extraordinary Performance. The BassPro Nano employs high-pass filters and limiters that deliver exceptional at-the-limits performance. Die-Casting Aluminium Enclosure Design. The rugged all-die-cast aluminium enclosure design in anodized textured matte black not only minimizes size but also eliminates rattles to deliver clear bass from tiny space. Bass Volume Remote Control. Bass Volume Remote control is included to let you adjust the sound from the driver’s seat. Driver Complement: 6″ x 8″ (152mm x 203mm) Subwoofer. Amplifier Power: 100Wrms; 200W Max. Frequency Response: 30Hz – 150Hz. Input Sensitivity: 0.1V – 4.0V Low-Level Input; 0.25V – 10V High-Level Input. Crossover Frequency: 50Hz – 150Hz Crossover Slope: 12dB/octave. Dimensions (L x W x H): 10-1/4″ x 7-11/16″ x 2-15/16 (260.0mm x 195.0mm x 74.6mm). Weight: 7.78 lbs (3.53kg). What’s in the box. 1x Under seat subwoofer. 4x Small metal plate. 1x Bass volume remote control (with cable).