Headphone output	yes	yes	yes
Headphone output (6.3 mm / 1/4)	1	1	2
Microphone input	yes	no	yes
Other connectors	Balanced input XLR MIDI	Digital coaxial input Digital coaxial output Digital optical input Digital optical output Firewire MIDI	Balanced input XLR MIDI
USB	yes	yes	yes
Analog 3.5mm output	N/A	0	0
Analogue RCA outputs	N/A	0	0
Headphone output (3.5 mm)	N/A	0	0
Headphone outputs	N/A	1	N/A
Jack Plug input	N/A	6	6
Jack Plug output (6,3 mm / 1/4)	N/A	2	2
Microphone Jack Plug (3.5mm)	N/A	0	N/A
XLR	N/A	2	4
Line-in	N/A	yes	N/A
Line-out	N/A	yes	N/A
S/PDIF in port	N/A	yes	N/A
S/PDIF out port	N/A	yes	N/A

D/A audio	24 bit / 192 kHz	24 bit / 192 kHz	24 bit / 192 kHz
Audio quality	24.0 bit	24.0 bit	N/A
Noise level (SNR)	N/A	100.0 dB	N/A
Line-out Signal-to-Noise Ratio (SNR)	N/A	100.0 dB	N/A

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Often compared with Apogee Duet