Edifier MR4 Studio Monitor - Smooth Frequency, 1' Silk Dome Tweeter, 4' Diaphragm Woofer, Wooden, RCA, TRS, AUX, Ideal for Content Creators - White Features • Smooth frequency response for great audio reference • 1-inch silk dome tweeter and 4-inch diaphragm woofers deliver pure sound • MDF wooden cabinets minimize acoustic resonance • Simple connection to mixers, audio interfaces, computers or media players • Front-mounted headphone output and AUX input for convenience • Multi-functional knob for power, volume and sound effects toggle • Monitor and music modes to fit various scenarios Specifications Power output (RMS) 21W+21W Frequency response 60Hz-20kHz Audio inputs TRS balanced input, RCA unbalanced input, AUX unbalanced input Input sensitivity TRS balanced input: +4dBu RCA/AUX unbalanced input:-10dBV Signal-noise ratio ≥85dB(A) THD+N(%) ≤0.2%