Mixer audio Wharfedale Pro SL824USB

FREQUENCY RESPONSE : 20Hz~20kHz 2dB
THD+N : <0.025% @ + 14dBu 0.5dBu
MAXIMUM INPUT LEVEL : Mic +4dBu 1dBup; Channel Line +21dBu 1dBu; Stereo Line +21dBu 1dBu; AUX Return In +21dBu 1dBu
AC POWER OPTIONS : AC100V-240V~ 50/60Hz
DIMENSIONS (HXWXD) : 80mm x 400mm x 369mm / 3.15" x 15.7" x 14.5"
WEIGHT : 5.2kg / 11.46lbs
MONO INPUT CHANNEL GAIN : 50dB Variable MIC (0~-50dB) Line (-20dB~ +30dB)
LEVEL METERS : 12 Segment LED x2 (Output of +4dBu = 0dB) Main L/R
INPUT CHANNEL EQ : High ( 10dB) 1.5dB 12kHz Shelving; Mid ( 10dB) 1.5dB 1kHz Shelving; Low ( 10dB) 1.5dB 80Hz Shelving
MAXIMUM BALANCED OUTPUT: Main XLR Balanced Out +26.5dBu 1dBu
LEVEL (1%T.H.D. AT 1KHZ ) : Main " Jack Balanced Out +26.5dBu 1dBu
MAXIMUM UNBALANCED : Main XLR Unbalanced Out +21dBu 1dBu
OUTPUT LEVEL (1%T.H.D. AT1KHZ ) : Main " Jack Unbalanced Out +21dBu 1dBu
HUM AND NOISE 20HZ-20KHZ : -127dBu 5dBu Mic Pre Equivalent Input Noise
(150R) : -85dBu 5dBu Residual Noise