Upgrade your home audio with the Audioengine HDP6 Passive Speakers. These home entertainment gadgets combine a classic mid-century modern design with all the tech you need for music today. Let’s check it out.-These compact passive speakers can be powered by any stereo AV receiver, integrated amplifier, or tube amp.-Has award-winning Audioengine sound with a retro look. They seamlessly blend into any space.-The 5.5″ aramid fiber woofers with aluminum frames and 1″ silk dome tweeters give you detailed sound.-The hand-finished real wood veneer cabinets have rear ports.-Enjoy impressive specs like 4 Ohm nominal impedance, 88dB sensitivity, and 50Hz-22kHz frequency response.-The magnetic speaker grills give you an easy and tool-free attachment. They also protect the speakers and reduce distortion