china microphone AY-863 is a high-sensitivity audio equipment, please handle it with care to avoid falling from a high place. Impact may cause china microphone AY-863 sensitivity reduction or even damage.

Do not blow hard on China microphone AY-863 or pat its head with your hands to test the sound. The correct way to test the sound is to speak in a normal tone while aiming at China microphone AY-863.

The push and pull of the China microphone AY-863 switch key should be moderately focused, and the push and pull should be in place. If you find that there is a lot of noise during use, the correct way is to push and pull the switch again. If the contact is not good, it should be repaired as soon as possible.

If the china microphone AY-863 or wireless microphone for conferences is not used for a long time, the batteries should be taken out and installed again when in use. If the sound is intermittent during use, it may be caused by insufficient battery power, and a new battery should be replaced in time.

When not in use, store china microphone AY-863 in a dry and clean place, and avoid storing and using it in places with high temperature and humidity, so as not to affect the sensitivity and tone of china microphone AY-863.