Certified HiRes, these speakers offer a wider range of frequencies. In combination with our planar ribbon tweeters and near lossless audio capabilities, the S3000PRO will help you discover new sensations when you play your favorite songs or movies. Active Wireless 2.0 bookshelf speakers with 256watt power output. 2 Channel active speaker with symmetric acoustic design. Planar diaphragm tweeters and 6.5" long throw bass drivers with reinforced Aluminium diaphragm. XMOS xCore200 USB interface accepts digital audio signal with up to 192KHz sample rate. Digital amplifier with DSP based electronic crossover and Dynamic Range Control (DNC). Wireless speaker connection with KleerNet proprietary technology. Qualcomm Bluetooth V5.0 Chipset with aptX HD codec. Hi-Res Audio certified system performance. Listening presets: Monitor, Dynamic, Classical and Vocal. Specifications Power output : R/L (Treble): 8W+8W R/L (mid-range and bass): 120W+120W Signal to noise ratio : ?85dBA Frequency response : R/L 38HZ ~ 40KHZ Input sensitivity : Line in/Balanced/OPT/Coaxial/Bluetooth/USB Tweeter driver : Planar diaphragm tweeters What's in the box Passive Speaker, Active speaker, Remote control, Power cable x2, USB A to B data cable, 3,5mm RCA audio cable, RCA - RCA audio cable, Fiber optic audio cable