The MultiMix 4 USB is a four-channel desktop mixer with a USB digital audio interface built in. This compact mixer is perfect for using in basic computer-recording setups, video editing and production studios, and portable podcasting setups because it out Type: Sound and Recording Specifications: - Four-channel mixer with USB stereo input and output - Low-noise digital 16-bit, 44.1 kHz signal on USB for easy computer interface - Four 1/4" line-level inputs plus RCA tape in/out - Two XLR mic inputs with gains, high-pass filters, and switchable 48V