Mini Car Stereo Amplifier TA2020 Hi-Fi Class T LP-2020A+ with Power Adapter New Compact size makes this amplifier great for projects and DIY audio applications 3.5 mm jack allows for easy connection to iPods, cell phones, and all sorts of mp3 players Economical price and tremendous performance Tripath TA2020 amplifier chip provides efficient, powerful sound Aluminum enclosure that is lightweight, yet sturdy, and acts as a heat sink