This Package Includes TUK Premium Powered Speakers - Pair SE6 Elevated Desktop Speaker Stands for Large Speakers - Pair TUK Premium Powered Speakers - Pair (Matte Black) Delivering clarity and performance that put it in a class of its own TUK is designed to push the limits on what a bookshelf speaker can achieve. Fine-tuned with onboard DSP its high-performance AMT tweeters and 5.25 aluminum drivers produce sparkling highs and rich bass bringing life to all your source material. Its active crossover further improves low-end resolution by filtering out sub-80Hz frequencies when connected to a subwoofer. Outfitted with dedicated phono RCA and Optical TOSLINK inputs a built-in USB DAC and headphone amp and Bluetooth 4.2 with aptX HD and AAC codecs TUK provides the flexibility you need to enjoy all your devices. Stereo imaging like no other. TUK utilizes high-performance AMT tweeters that not only deliver brighter more accurate highs but offer a remarkable soundstage. Get lost in your favorite songs and soundtracks regardless of where you are in the room. Crystal clear sound at any volume. Along with producing enough bass to challenge a standalone subwoofer the high rigidity and low mass of TUKs aluminum drivers allow them to operate at optimal efficiency while greatly reducing distortion. Experience a whole new level of depth and clarity even at higher volumes. DSP Controlled TUK features integrated digital signal processing (DSP) designed to optimize audio quality and provide greater accuracy in sound reproduction. Active Crossover When enabled TUKs active crossover filters out frequencies below 80Hz and sends them directly to a connected subwoofer further improving resolution.Swap channels to accommodate your setup. When cabling or the location of your power outlet requires the active speaker to be placed on the right TUK makes it easy to maintain proper stereo imaging by giving you the ability to swap the left and right c