Product A30, Audio Interface
Power USB POWER(5V)
Size 125mm(W) x115mm(D) x40mm(H)
Weight 0.25 kg
PLAYING CHARACTERISTICS

(1) Out level PLAY 1 kHz 0dB and THD+N (A Weighted AND “20KHz”)     
      Line:  0.8V±2 dB   THD≤0.05 %@ 1KHz   (windows playing speaker max)
      Ear Phone: 1V±2 dB THD≤0.1 %@   1KHz (Monitor level max and windows playing
                       speaker max)


(2) Frequency Response     
      Line:  20Hz-20KHz   -1±2.5 dB (windows playing speaker max)
      Ear Phone: 20Hz-20KHz   -1±2.5dB (Monitor level max and 
                        windows playing speaker max)
                                                                           
(3) S/N (A Weighted AND “20KHz”)
      Line: Less than -70 dB (windows playing speaker max)
      Ear Phone: Less than -70 dB (Monitor level max and windows 
                        playing speaker max)
                                                                                  
(4) Channel Separation (A (Weighted,“20KHz”) 
      Line:  Less than -70dB@ 1KHz    (windows playing speaker max)
      Ear Phone: Less than -65 dB@ 1KHz   (Monitor level max and 
                        windows playing speaker max)


(5) Ear Phone Volume attenutaion(A Weighted AND “20KHz”)
      Ear Phone  Less than -65dB@ 1KHz 0dB(windows playing speaker max)
                                                
(6) Impedance             
      Line:   10K Ohm
      Ear Phone: 32 Ohm
RECORD CHARACTERISTICS
(1) Input sensitivity
       Line:  ≤600 mV@ 1KHz (windows recording speaker maxand windows
                 playing speaker max)
       Phono:  ≤10 mV@ 1KHz (windows recording speaker max and line2 out and
                    windows playing speaker max )
       MIC:  ≤ 30 mV@ 1KHz (mic level max and windows recording speaker max and
                line1out and windows playing speaker max )
 
(2) Frequency Response     
       Phono: 20Hz-20KHz    -1±2.5 dB (RIAA)(-39 dB Input)
                  (windows recording speaker min and line2 out and windows playing
                  speaker max )
       MIC:  30Hz18KHz    -1±2.5dB (mic level Max 315mV Output)
                 (mic level max and windows recording speaker max and line1 out and
                 windows  playing speaker max )
       Line:  20Hz-20KHz    -1±2.5dB
                 (windows recording speaker min and windows playing speaker
                 max)                                                      
 
(3) THD+N (A Weighted AND “20KHz”)
       Phono: ≤0.1%@ 1KHz (1kHz -39 dB Input)
                  (windows recording speaker min and line2 out and windows playing
                   speaker max )
       MIC:  ≤0.1 %@ 1KHz  (mic level Max 1kHz 315mV Output)
                 (mic level max and windows recording speaker max and line1 out 
                 and windows playing speaker max )
       Line: ≤0.1%@ 1KHz
                (windows recording speaker min and windows playing speaker max)
 
(4) S/N (A Weighted AND “20KHz”) 
       Phono:  Less than -70dB  (1kHz -39 dB Input)
                    (windows recording speaker min and line2 out and windows playing
                    speaker max )
       MIC:  Less than -55 dB  (mic level  Max 1kHz 315mV Output)
                 (mic level max and windows recording speaker max and line1 out 
                 and windows playing speaker max )
       Line: Less than -70 dB  (Recorded 1kHz –10dB Input)
                (windows recording speaker min and windows playing speaker max)
                  
(5) Channel Separation (A Weighted AND “20KHz”)
       Phono: Less than -60dB   (1kHz -39dB Input)
                   (windows recording speaker min and line2 out and windows playing
                   speaker max )
       Line:  Less than -65dB   (Recorded 1kHz –10dB Input)
                 (windows recording speaker min and windows playing speaker max)
 
(6) Impedance 
       Phono: 47K Ohm/100PF
       Line: 10K Ohm
       MIC      10K Ohm
 
(7) Maximum Input 
       Phono:  ≥25mV  THD≤0.1 %@   1KHz
                   (windows recording speaker min and line2 out and windows playing
                   speaker max )
       Line:   ≥2V   THD≤0.1 %@   1KHz
                  (windows recording speaker min and windows playing speaker max)
       MIC:    ≥100mV THD≤0.1 %@   1KHz
                  (mic level max and windows recording speaker min and line1 out 
                  and windows playing speaker max )
Computer Interface USB 1.1 &2.0COMPLIANT WINDOWS XP or MAC OSX