Creative Labs Sound Blaster Audigy 2 ZS Notebook. Audio quality: 24 bit, Line-out Signal-to-Noise Ratio (SNR): 104 dB, Audio formats supported: Sony/Philips Digital Interface (SPDIF). Bundled software: - Drivers for Windows 2000 & XP - Creative MediaSource Go! - Creative MediaSource Go! Launcher . Minimum RAM: 256 MB, Minimum processor: Intel Pentium III, Mobile Pentium III, Pentium M, Celeron - 1.2 GHz, AMD processor, Minimum hard disk space: 600 MB