UNDER-MONITOR AUDIO SYSTEM – Perfect for your PC Gaming setup, the Katana fits right under your wide screen unobtrusively, featuring the programmable Aurora Reactive lighting system with 16.8 million colors5-DRIVER DESIGN & TRI-AMPLIFICATION SYSTEM – 2 up-firing midbass driver, 2 high-excursion tweeters, 1 long-throw subwoofer in a dedicated external subwoofer unit – each individually driven by DSPs; Total output of 75RMS/150 Peak PowerPOWERFUL MULTI-CHANNEL & 24-BIT HIGH RESOLUTION USB DAC, DOLBY DIGITAL 5.1 DECODER – When connected via USB, doubles as a DAC that delivers fully customizable 7.1 virtual channel audio (with Windows PC) and exceptional 24-bit/96kHz high-definition lossless audio playback from PC and Mac; Certified Dolby Digital 5.1 Decoder when connected via optical-in CONNECTIVITY OPTIONS – Bluetooth 4.2, Optical-in, USB Audio, AUX-in, USB Flash Drive, Aux-in, Headphones/Headset-out, Mic-in; 24-bit lossless audio playback from USB Flash Drives