Focusrite Saffire Pro 40 Professional 20 In/20 Out Firewire Audio Interface with Eight Pre-Amps Eight high quality, award-winning Focusrite pre-amps provide the best sounding interface in its class High-quality 24-bit/96kHz Firewire & Thunderbolt compatible interface provides pristine audio quality and guaranteed reliable synchronization Total I/O count of 20 inputs and 20 outputs, with a host of I/O options provided Includes Softube Time and Tone Bundle, Focusrites Red Plug-in Suite, and monthly Focusrite Plug-In Collective offers, all available via download upon registration Two separate headphone buses allow two artists to receive independent and fully-customized monitor mixes