Mono Input Channel Input                 electronically balanced, discrete input configuration Frequency response     15Hz to 25kHz, +/-3dB Distortion(THD&N)    0.05% at +4dBu, 1kHz Gain range            0dB to 40dB Equivalent Input Level    -120dBu typical (XLR balanced, max gain)   Stereo input channels Line input              Balanced Frequency response      15Hz to 25kHz, +/-3dB Distortion(THD&N)      0.05% at +4dBu, 1kHz USB Section Windows2000/XP, Vista, Windows 7 and Mac OS X compliant USB 2.0 full speed compliant 16Bit 48kHz ADC/DAC USB input and output   Impedances Microphone input        1.2Kohm Line input              33Kohm Tape input              22Kohm Main output            680ohm Monitor output          100ohm Tape output             1Kohm Equalization Hi shelving              +/-15dB @12kHz Low shelving            +/-15dB @80Hz Maximum  levels Mic in                  +4dBu(XLR input), +14dBu(1/4¡±) Line in                  +18dBu Tape in                  +18dBu MAIN outputs            5.8Vmax MONITOR/PHONES      5Vmax Power supply USB bus powered          5Vdc External adapter            5Vdc Built in Li-ion-Battery       3.7V Power consumption         0.45 Watt typical 0.8Watt with full headphone output Li-ion Battery Recharge time             Less than 3 hours Operation time            More than 4 hours Dimension£¨£×£ø£Ä£ø£È£©   98mm £ø136mm £ø34mm Net weight                 480g (1.1 lbs)  
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