How to Set Up RPM85 Video of RPM85 This mixer is one of the best sounding powered mixers on the market. The power amp built into this mixer is 225 x 2 RMS @ 8 ohms and 300 x 2 RMS @ 4 ohms. Rockville RPM85 2400w Powered 8 Channel Mixer, USB, 5 Band EQ, Effects/Bluetooth.
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