The Sound Blaster X-Fi Elite Pro features professional-quality digital-to-analog converters (DACs) with 116dB SNR, plus an I/O module with a comprehensive selection of connectivity for audio creation with easy-to-use control knobs for the X-Fi 24-bit Crystalizer, X-Fi CMSS- 3D (Creative Multi-Speaker Surround), 3DMIDI, and EAX. The Sound Blaster X-Fi Elite Pro also features 64MB of on-board X-RAM - audio memory dedicated to higher gaming audio quality and performance, in addition to a built-in pre-amp for direct recording, and high-impedance inputs for electric guitars. Harness the full power of Sound Blaster X-Fi Elite Pro by selecting one of its 3 usage modes: Audio Creation Mode, Gaming Mode, and Entertainment Mode