Features: Brand new and high quality Material: This power amplifier is made of aluminum which is wear resistant, durable and not easy to break. Adjustable: This power amplifier is designed to adjust the bass volume according to listen needs. Replacement: The bass audio board can be used as a spare part to replace the old or broken accessory. Application: By using the music audio board can control the volume and tone easily when playing the music. Fit occasions: This amplifier board can be used in many occasions including most kinds of car interior, truck, etc. Specifications: Material: Aluminum Voltage: 12V Size:Approx.17.5x19cm/6.89x7.48inches Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Power Amplifier Board 1x Remote