Trust 5.1 Surround Sound Card SC-5250. Audio quality: 32 bit, Audio output channels: 5.1, Line-out Signal-to-Noise Ratio (SNR): 120 dB. Host interface: PCI. Bundled software: WinDVD. Weight: 300 g, Width: 120 mm, Height: 135 mm. Minimum RAM: 32 MB, Minimum processor: Pentium 166 MMX, Minimum hard disk space: 8 MB