EMIX's EMMA835ZSMKII is the public address system from the EMMA-8ZS Series mixing amplifierswhich have power ratings of 350W. The mixing amplifier includes a USB player for MP3 playback. It has a speaker system with both high (100V) and low (4-16 ohm) impedance. The LED output metre is used to monitor the level of the output signal. It is standard 19-inch rack mountable, comes with an ear piece, and takes up only 2U of space.