PROFESIONAL PLASTIC CABINET SPEAKER, WITH DIGITAL AMPLIFIER SPECIFICATIONS WIDE POWER SUPPLY OPERATING (85V-255V) PERFECT OVER-CURRENT/OVER-LOAD PROTECTION CLASS-D AMPLIFIER SYSTEM,2X50W/4 OHM OUTPUT POWER 2XMIC/LINE INPUTS,1X1/4" TRS JACK INPUT 1 X STEREO IMPUT HI,MID AND LOW 3-BAND EQUALIZER PER CHANNEL 5-BAND FEEDBACK GRAPHIC EQ WITH LED DISPLAY WITH PHONE OUTPUT COMPACT, SMART AND PORTABLE DESIGN MIXER PARAMETER OUTPUT POWER: 25WX2(4 Ω X 2) 50WX2(4 Ω X 2) S/N : 95 dB FREQUENCY RESPONSE :80 HZ-50 KHZ THD≤0.2%(1K/10W/4 Ω) BACKGROUND NOISE: ≤-52dB CABINET PARAMETER 2-WAY FULL RANGE SPEAKER FREQUENCY RESPONSE :100HZ-20KHZ SENSITIVITY: 90 dB (1W/1M) OUTPUT POWER: 60W IMPEDANCE: 4 Ω DRIVERS LF :4" HF,PIEZO PACKAGE CONTENTS MIXER CONSOLE X 1 SPEAKER X 2 SPEAKER CABLE X2 MICROPHONE CABLE X 1 MICROPHONE X 1