Features:
Revolutionary Class-D amplifier technology;
Ultra-low noise 3-channel mixer with 3-band EQ;
Mic stand integration system for use with stand and boom;
Internal switch-mode power supply for noise-free audio, superior;
transient response and very low power consumption;
Add the echo effect for optimizing the Mic input;

Specs:
Type 5inch  plastic monitor speaker
Frequency response 60Hz –18kHz (-10dB) 90Hz –13kHz (-3dB)
Power 150W
Max SPL(1m) 115dB
Audio inputs       
3.5mm mini jacks -10dBu to +4dBu
RCA jacks -10dBu to +4dBu
XLR/TRS combo jacks        -40dBu to +4dBu
Phantom power +48V,switchable
powersupply 100V-240V,50/60Hz
Equalizer       
high        >12KHz ±15dB
mid        2.5kHz±15dB
low        100Hz±15dB
Dimension 290 x 210 x 175 mm
weight 2.8kg