When using the host, avoid placing it in a dead angle to keep the signal reception in good condition.

When using a handheld microphone, do not throw, drop, throw, or other external damage to avoid serious damage.

If the microphone is not used for a long time, please remove the battery to prevent battery leakage.

If the receiver is not used for a long time, please unplug the power plug.

The body is not waterproof, please avoid water directly entering the body.

If the machine falls or foreign objects enter the body, do not continue to use it, and contact the local dealer immediately.

This machine does not contain any modifiable parts, please do not disassemble it by yourself, otherwise you will lose the warranty rights, and seriously may cause the body to be unusable.