Number of Audio Record/Playback Channels

Record: 4 channels
Playback: 4 channels

Signal Processing

PC interface: 24 bits
AD/DA conversion: 24 bits

Sampling Frequency

AD/DA conversion: 44.1 kHz, 48 kHz, 96 kHz, 192 kHz

Interface

Hi-Speed USB
MIDI IN, OUT

Connectors

INPUT (1L, 2R, 3L, 4R) connectors: XLR type (balanced, phantom power: +48 V, 6 mA Max *1)
INPUT (1L, 2R, 3L, 4R) jacks *2: 1/4-inch TRS phone type (balanced)
PHONES jack: Stereo 1/4-inch phone type
OUTPUT (1L, 2R, 3L, 4R) jacks: 1/4-inch TRS phone type (impedance balanced)
MIDI (IN, OUT) connectors
USB port: USB Type B
DC IN jack
*1 Current value per channel.
*2 INPUT 1L, 3L support high impedance

Controllers

SENS 1L, 2R, 3L, 4R knobs
Hi-Z switches
48V switches
THRS knobs
COMP/LIMIT switches
DIRECT MONITOR 1/2 knob
DIRECT MONITOR 3/4 knob
MONO switches
OUTPUT knob
PHONES knob
POWER switch
GROUND LIFT switch
PHONES SOURCE switch
LOOPBACK switch
COMP/LIMIT TYPE 1/2 switch
COMP/LIMIT TYPE 3/4 switch

Indicator

Level indicators (1L, 2R, 3L, 4R)
Level indicator (COMP/LIMIT)
POWER indicator
Hi-Z indicators
48V indicators
COMP/LIMIT indicators

CHARACTERISTICS

Nominal Input Level

INPUT (1L, 2R, 3L, 4R) connectors (XLR type): -60-- -12 dBu
INPUT (1L, 2R, 3L, 4R) jacks (1/4-inch TRS phone type): -44--+4 dBu

Maximum Input Level

INPUT (1L, 2R, 3L, 4R) connectors (XLR type): +2 dBu
INPUT (1L, 2R, 3L, 4R) jacks (1/4-inch TRS phone type): +18 dBu

Nominal Output Level

OUTPUT (1L, 2R, 3L, 4R) jacks: -6 dBu (impedance balanced)

Maximum Output Level

OUTPUT (1L, 2R, 3L, 4R) jacks: +8 dBu (impedance balanced)

PHONES Maximum Output Power

20 mW + 20 mW (L + R, 47 ohms load)

Headroom

14 dB

Input Impedance

INPUT (1L, 2R, 3L, 4R) connectors (XLR type): 4 k ohms or greater (balanced)
INPUT (1L, 2R, 3L, 4R) jacks (1/4-inch TRS phone type): 15 k ohms or greater (balanced)
INPUT (1L, 3L) jacks (1/4-inch phone type): 500 k ohms or greater
*3 When the Hi-Z is turned on

Output Impedance

OUTPUT (1L, 2R, 3L, 4R) jacks: 2 k ohms (balanced)
PHONES jack: 47 ohms

Residual Noise Level

INPUT (1L, 2R) --> OUTPUT (1L, 2R): -94 dBu typ. (SENS 1L, SENS 2R knobs: min., input terminated with 600 ohms, IHF-A, typ.)

Dynamic Range

AD block INPUT (1L, 2R, 3L, 4R) jacks: 104 dB typ. (SENS 1L, SENS 2R knobs: min.)
DA block OUTPUT (1L, 2R, 3L, 4R) jacks: 109 dB typ.

OTHER

Power Supply

AC adaptor

Operating System

Microsoft(R) Windows(R) 7, Windows(R) 8, Windows(R) 8.1, Windows(R) 10
Apple Mac OS X 10.10 or later
Apple iOS 9 or later

Dimensions

310 (W) x 165 (D) x 46 (H) mm
12-1/4 (W) x 6-1/2 (D) x 1-13/16 (H) inches

Weight (main unit only)

1.8 kg
4 lbs

Accessories

Setup Guide
Leaflet "USING THE UNIT SAFELY"
Power cord
USB cable
Ableton Live Lite Serial Number Card
* 0 dBu = 0.775 Vrms