Roland RUBIX24 USB Audio Interface 2-In/4-Out for PC/MAC/IPAD

Rubix24 offers a perfect balance of high-fidelity sound, solid build quality, compact size, affordable price, and crucial features for today's musicians and producers. With support for high-resolution audio up to 24-bit/192kHz, Rubix24 sounds clear and defined and is carefully engineered to have extremely low noise from input to output. Its near universal USB support means it works seamlessly with Mac and PC computers, and even supports iPads, for the ultimate in portable music production and performance.

System
Number of Audio Record/Playback Channels: 
Record: 2 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) connectors: XLR type (balanced, phantom power: +48 V, 6 mA Max *1)
INPUT (1L, 2R) jacks *2: 1/4-inch TRS phone type (balanced)
PHONES jack: Stereo 1/4-inch phone type
OUTPUT (1L, 2R) jacks: 1/4-inch TRS phone type (impedance balanced)
MIDI (IN, OUT) connectors
USB port: USB Type B
DC 5V port: USB Type micro B
*1 Current value per channel.
*2 INPUT 1L supports high impedance
Controllers: 
SENS 1L, 2R knobs
Hi-Z switch
48V switch
THRS knob
COMP/LIMIT switch
DIRECT MONITOR knob
MONO switch
OUTPUT knob
PHONES knob
LOOPBACK switch
COMP/LIMIT TYPE switch
GROUND LIFT switch
PHONES SOURCE switch
Indicator: 
Level indicators (1L, 2R)
Level indicator (COMP/LIMIT)
POWER indicator
Hi-Z indicator
48V indicator
COMP/LIMIT indicator
Characteristics
Nominal Input Level: 
INPUT (1L, 2R) connectors (XLR type): -60-- -12 dBu
INPUT (1L, 2R) jacks (1/4-inch TRS phone type): -44--+4 dBu
Maximum Input Level: 
INPUT (1L, 2R) connectors (XLR type): +2 dBu
INPUT (1L, 2R) jacks (1/4-inch TRS phone type): +18 dBu
Nominal Output Level:  OUTPUT (1L, 2R) jacks: -6 dBu (impedance balanced)
Maximum Output Level:  OUTPUT (1L, 2R) 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) connectors (XLR type): 4 k ohms or greater (balanced)
INPUT (1L, 2R) jacks (1/4-inch TRS phone type): 15 k ohms or greater (balanced)
INPUT (1L) jack (1/4-inch phone type *3): 500 k ohms or greater
*3 When the Hi-Z is turned on
Output Impedance: 
OUTPUT (1L, 2R) 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) jacks: 104 dB typ. (SENS 1L, SENS 2R knobs: min.)
DA block OUTPUT (1L, 2R, 3L, 4R) jacks: 109 dB typ.