Presonus StudioLive Series III 32R, 32-Channel Digital Rack Mixer with Integrated Audio Interface, AVB stage box mode for StudioLive Series III mixers, 32 Microphone / Line inputs XLR / jack 6.3 mm combo sockets with 48 V phantom power, Stereo aux input RCA (L/R), 16 AUX sends, 16 Mix outputs 6.3 mm jack balanced, 2 XLR main outputs (L/R), Stereo headphone output 6.3 mm jack, ""Mute All"" button to mute all inputs and outputs, Integrated SD card recorder (stereo) for recording the main signal and 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 plugins 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 connection, Ethernet control connection, Ethercon AVB audio network connection, Control software ""UC Surface"" for OS X, Windows, iPad and Android tablet, Free ""QMix-UC"" monitoring app for iPhone, iPod Touch and Android smartphones, System requirements: Mac OS x 10.8.5 64-bit or newer, Windows 7 x64/x86 SP1, Windows 8 x64/x86, Windows x64/x86, Build: 19""/ 2 U, Dimensions: 483 x 305 x 90 mm, Weight: 5 kg, Includes ""Capture"" recording software, ""Studio One 3 Artist"" DAW software, ""Studio Magic"" plugin suite (for download) and Fat Channel Plugin Collection