High performance external USB DAC and audio amplifier that is the ultimate upgrade for pro-gamers and audio enthusiasts which features an ultra-high resolution audio (HRA) device that acts as an external USB DAC and a powerful audio amplifier with low-latency Bluetooth connectivity and Dolby Digital decoder. It incorporates Creative's renowned audio processing technologies with the finest audiophile-grade components and specifications in a compact enclosure, and it is built to connect to most of various audio components, with many connectivity options such as headphone outputs, USB port, TOSLINK in/out, speaker and microphone inputs/outputs. The unit features a Burr-Brown PCM1794 127dB digital-to-analogue converter (DAC) which supports high-resolution audio playback of up to 24-bit 192 kHz when connected to PC/Mac, including 24-bit 88.2 kHz and 24-bit 176.4 kHz. Coupled with a built-in Dolby Digital decoder, it allows user to experience cinematic true-to-life 5.1 channel playback. To provide an outstanding headphone listening experience, a top-of-the-range Texas Instruments TPA6120A2 headphone amplifier chip is used. Capable of driving high-end 600Ω headphones, it delivers powerful and pristine audio. A high power, high efficiency Class-D digital amplifier TPA3116D2 delivers up to 76W power (2 x 38W @ 4Ω), allowing for connecting passive bookshelf or tower speakers. There is an impedance switch to select between 4Ω and 8Ω to match the speakers to deliver the best audio performance. ASIO support allows for reduced latency for a higher resolution audio experience. The unit also features the SB-Axx1 multi-core Digital Signal Processor (DSP) which is capable of voice processing, audio restoration, proprietary effects processing. It has a special patented EMU32 bus capable of processing up to 32 concurrent audio streams and handling multiple audio inputs and outputs. The unit comes supplied with 24V/2.91A AC-DC power adaptor and cable, RCA to 3.5mm stereo cable for front out, RCA to 3.5mm stereo cable (female) for line-in, microUSB cable and headphone stand. Dimensions: 130 x 150 x 147 mm.