Presonus StudioLive Series III 24R, 24-Channel Digital Rack Mixer with Integrated Audio Interface, AVB Stagebox mode for StudioLive Series III mixers, 24 Microphone / Line inputs XLR / jack 6.3 mm combo sockets with 48 V phantom power, Stereo AUX input RCA (L / R), 16 AUX Sends, 12 Mix outputs 6.3 mm jack balanced, 2 Main outputs XLR (L / R), Stereo headphone output 6.3 mm jack, ""Mute All"" button for muting all inputs and outputs, Integrated SD card recorder (stereo) for recording the main signal and for use as a player, 40x40 USB recording interface, 55x55 AVB recording interface, Converter: 24 Bit / 48 kHz with 115 dB dynamic range, Fat Channel signal processing: Polarity, high pass filter, gate / expander with sidechain, fully parametric 4-band EQ, compressor with sidechain, limiter, including vintage plug-ins for EQ and compressor, 4 Master effects processors including vintage reverb plugins, Line delay in all inputs and outputs, Fully parametric 6-band EQ in all outputs, 8 graphic EQs (31-Band), Presets plus user memory for Fat Channel, effects and graphic EQ, USB port, Ethernet Control connector, Ethercon AVB audio network connector, Control software ""UC Surface"" for OS X, Windows, iPad and Android tablet, Free monitor app ""QMix-UC"" for iPhone, iPod Touch and Android smartphones, Build: 19"" / 2 U, Dimensions: 483 x 305 x 90 mm, Weight: 4.9 kg, Includes recording software ""Capture"", DAW software ""Studio One 3 Artist"", ""Studio Magic"" plugin suite and Fat Channel Plugin Collection (for download)@+*System requirements:*@+@+, Mac OS X 10.8.5 64 bit or newer, Windows 7 x64 / x86 SP1, Windows 8 x64 / x86, Windows 10 x64 / x86