This QSC RMX850 power amplifier features XLR, 1/4 - inch, and bare wire inputs, along with NL4 and bare wire outputs. It comes with a proper power supply, ensuring reliable operation and high - quality audio performance.

Using this QSC RMX850 power amplifier is easy. First, connect your audio source to the XLR, 1/4 - inch, or bare wire inputs according to your needs. Then, connect the speakers to the NL4 or bare wire outputs. Make sure to use the correct power supply that comes with the amplifier. When turning it on, do it gently to avoid any sudden power surges. For maintenance, keep the amplifier in a dry and well - ventilated place. Clean it regularly with a soft, dry cloth. Avoid exposing it to extreme temperatures or moisture. If you encounter any problems, consult the professional customer service team.