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MOTU Audio Express Specs

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MOTU Audio Express is an audio interface with FireWire 400/USB 2.0 connectivity. Inputs include 2 mic preamps, 2 line inputs, and 2 Hi-Z inputs. Outputs include 2 main outputs, 2 line outputs, and 1 headphone output. It supports up to 96 kHz / 24-bit, 48V phantom power, and direct monitoring.

Audio interface specs: MOTU Audio Express
SpecMOTU Audio Express
General
CategoryMid-Range
Reference Price (USD)
Supported OSmacOS/Windows
ConnectionFireWire 400/USB 2.0
Inputs
Mic Preamps2
Combo Inputs (XLR/TRS)
Line Inputs2
RCA Input
Hi-Z Inputs2
ADAT Input (ch@48kHz)
Optical Ports (Input)
S/PDIF (Coax) Input1
S/PDIF (Optical) Input
AES/EBU Input
Outputs
Analog Main Output2
Analog Line Output2
RCA Output
Headphone Output1
ADAT Output (ch@48kHz)
Optical Ports (Output)
S/PDIF (Coax) Output1
S/PDIF (Optical) Output
AES/EBU Output
Features
Phantom Power (48V)Yes
MIDI I/OYes
Loopback
DSP Effects
Direct MonitoringYes
Audio Performance
Max Sample Rate (kHz)96
Max Bit Depth (bit)24
Preamp Gain Range (dB)60
DR Input (dB, A-weighted)
DR Output (dB, A-weighted)
DR (Unknown Conditions)
THD+N Mic Input (dB(%), 1kHz)
THD+N Output (dB(%), 1kHz)
THD+N (dB(%), Unknown)
EIN (dBu, A-weighted)
EIN (dBu, Unknown)
Measurement Reports
Software & Other
Bundled SoftwareCueMix FX, AudioDesk
Notes6x6 Hybrid FireWire/USB2 interface. 2 combo XLR/TRS mic/guitar inputs (60dB mic gain, 22dB Hi-Z gain, individually switchable 48V phantom + 20dB pad). 8-bus digital mixer, up to 4 independent stereo mixes. On-board SMPTE sync (resolve/generate via any analog input/output). Foot switch input for programmable keystroke.