Lithe Audio Wireless WiFI Micro Subwoofer | Audio Volt
Amazon.com: MTX TN8MS Terminator 8 Inch Micro Compact Amplified Subwoofer Enclosure for Small Vehicles with Class A/B Amplifier, Variable Bass Boost, External Bass Control, and Smart Engage Auto Turn On Circuitry :
SVS Goes Mini With The 3000 Micro Subwoofer - AudioHead