This QSC ISA450 two-channel commercial power amplifier comes with a correct power supply, ensuring stable and reliable operation for your audio systems.

Using the QSC ISA450 power amplifier is easy. First, connect the power supply properly to make sure it's the correct one as included. Then, connect your audio sources to the appropriate input channels. You can then adjust the volume and other settings according to your needs. When using it, avoid placing it in a hot or humid environment. Also, don't overload the amplifier by connecting too many devices. For maintenance, keep it clean by gently wiping it with a dry cloth regularly. If there are any issues, stop using it immediately and contact customer service.