M-Audio Octane 8 Channel Preamp 2 channels with mic/instrument preamps (front-panel 1/4") ADAT Lightpipe output (TOSlink) 24-bit audio resolution Selectable sample rate (44.1k and 48k) and external sync Word clock I/O (75-ohm BNC) for synchronization to other digital devices Line inputs are half-normalled as insert ins or standalone A/D M-S matrix encoding on channels 7 &amp; 8 with width control Phase reverse switches on even channels Low-cut filter on channel 1 (-12dB/oct @ 80Hz) 8 ch Its award-winning M-Audio preamp technology delivers pristine digital signals to any Lightpipe-compatible devices such as hard-disk recorders and digital mixers The M-Audio Octane 8-Channel Mic Preamp with ADAT Lightpipe adds connectivity and studio-quality preamps to your recording rig Excellent for input-hungry miking applications 2 mic/instrument channels provide input for guitars, basses, keyboards, and other instruments