Terratec Phase 26 USB (24 Bit 96 kHz Audio MIDI USB Interface). Audio quality: 24 bit, Line-out Signal-to-Noise Ratio (SNR): 97 dB. Bundled software: -MME- & DirectSound -Core Audio/MIDI -ASIO 2.0 -WDM -DirectSound 3D -Special Control Panel . Minimum RAM: 128 MB, Minimum processor: Pentium II 450 MHz, G3 400 MHz