The Razer Barracuda AC-1 Gaming Audio Card, powered by Razer Fidelity delivers optimized audio signals directly from the computer game to the gamer, creating the most realistic gaming environment. The Razer Barracuda AC-1 features proprietary Razer audio technologies including the patent pending Razer Enhanced Sonic Perception (ESP) architecture and Razer’s 3D (720°) Positional Gaming Audio Engine to allow gamers to pinpoint exact location of enemies more accurately than before.

Razer Enhanced Sonic Perception (ESP) enhances positional audio in gaming to allow competitive gamers to take advantage of the expanded dynamic soundstage in-game

Dolby® Pro-Logic IIx surround processor splits stereo audio into 7.1 channel surround sound

Dolby® Headphone technology conveys 5.1 surround or 3D gaming sounds over stereo headphones

Independent Dolby® Digital Live (AC-3) 5.1 real-time encoding bit-stream to facilitate connection with CE AV receiver

Dolby® Virtual Speaker solution brings amazing virtual surround sound fields via general two speakers

DTS® Interactive Real-time 5.1 encoder that takes any 2 or more channels and encodes it into DTS bit stream

DTS® NeoPC An upmixing matrix that turns any 2 channel audio into 7.1 surround sound

Supports 7.1 CH digital audio playback for WinXP 64, WinXP ,Win2000 (Microsoft® DirectX V.9.0 above is required) and most industrial standards of PC 3D sound for gaming, including EAX 1.0&2.0, A3D 1.0, and DirectSound

PCI 2.2 interface (Burst Modes and Bus Mastering)

4 synchronous I2S input/output pairs

Integrated 192k/24-bit S/PDIF receiver/transmitter Multi-channel AC-link (supports up to 2 AC97 codecs)

S/PDIF IN supports digital loop back path for transforming between optical and RCA connection

Serial bus to communicate with micro control unit (MCU)lMPU-401 MIDI UART port support

All I2S I/O pairs support 32-bit high-definition PCM data transfer and adjustable sample rate up to 192KHz

Compatible with Microsoft Windows 2000, Windows XP / 64Bit, Vista 32Bit / 64Bit