Comes with a correct power supply. Note: One of the knob covers is missing.

To use this Crown XTi 1000 stereo power amplifier, first make sure to connect it to the correct power supply. When using, adjust the settings using the available knobs. Just be aware that one of the knob covers is missing, so handle it carefully. For maintenance, keep it in a dry and clean place. Regularly check the connections to ensure they are secure. Don't expose it to extreme temperatures or humidity to keep it working well for a long time.