Digital I/O
• Two channels of S/PDIF digital input and out-
put. S/PDIF inputs are available independent
of, and in addition to, analog inputs 1–4
when clocking to S/PDIF. S/PDIF outputs are
always available in Pro Tools.
MIDI
• One MIDI In and one MIDI Out port, provid-
ing 16 MIDI input channels and 16 MIDI out-
put channels.
Other Capabilities and Specifications
• 24-bit A/D and D/A converters, supporting
sample rates of 44.1 kHz, 48 kHz, 88.2 kHz
and 96 kHz.
• Low latency analog record monitoring.
• Two 1/4-inch (TRS) stereo headphone outputs
(A and B) with adjustable level controls. Head-
phones B can mirror A (output channels 1–2)
or be switched to output channels 3–4.
• Footswitch jack for starting or stopping play-
back or punching in and out while recording.
2
Mbox 2 Pro Setup Guide
Pro Tools LE Capabilities
Pro Tools LE on Mac or Windows provides the
following capabilities with Mbox 2 Pro:
• Playback of up to 48 mono or stereo digital
audio tracks, or a combination of playing
back and recording up to 48 mono or stereo
digital audio tracks, depending on your
computer's capabilities.
• Up to 128 audio tracks (with up to 48 active
tracks), 128 Auxiliary Input tracks, 64 Mas-
ter Fader tracks, 256 MIDI tracks, and 32 In-
strument tracks per session.
• 16-bit or 24-bit audio resolution, at sample
rates up to 48 kHz.
• Non-destructive, random-access editing
and mix automation.
• Audio processing with up to 10 inserts per
track (RTAS plug-ins or hardware inserts).
• Up to 10 sends per track.
• Up to 32 internal mix busses.
Pro Tools LE uses your computer's CPU to
mix and process audio tracks (host process-
ing). Computers with faster clock speeds
yield higher track counts and more plug-in
processing.
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