Using this Ventura 20W tube head is easy. First, connect the correct power supply that comes with it to a suitable power source. Make sure the power is off during the connection. Once connected, turn on the power switch and adjust the volume and other settings according to your preference. When using, avoid placing it in a humid or dusty environment. For maintenance, clean the exterior regularly with a soft cloth. If you notice any abnormal sounds or performance, turn it off immediately and consult a professional. Keep it away from strong magnetic fields to ensure its normal operation.