Product Detail 24 mic/line inputs with high-headroom Class A XMAXâ„¢ mic preamplifiers 4 subgroups Stereo/mono main out 10 auxiliary mixes 32-in/26-out FireWire digital recording interface (24-bit/44.1 kHz and 48 kHz) . The "PreSonus StudioLive 24.4.2" is best product for you. We recommended PreSonus StudioLive 24.4.2