Airtag Necklace Holder for Kids Air tags Adults, Hidden Adjustable , Waterproof jewelry Case Children Bracelet wristband

• Compatibility: All Compatible
• Application Group: child
• Type: Cases
• Material: Lace
• Safety : nil

Microphone pickup effect is clear and clean.Microphone, it can effectively suppress sound feedback in noisy environments, reduce background noise. That is, the use of small and thin vibration film, with small volume, light weight characteristics, while ensuring excellent sound quality; In addition, the microphone is very sensitive to electromagnetic interference. Their effect on the climate has a strong anti-interference performance, which is very suitable for some completely new fields. Microphones have the advantages of small size, good heat resistance, good consistency, good stability, high reliability, anti-RF interference, etc., can also output digital signals and conducive to intelligent development, and its market size has maintained rapid growth momentum in the past 10 years. The microphone proximity effect is sometimes used to produce a good effect, while other times it is an undesirable side effect of microphone placement. It can highlight the muffled voice of the announcer, the muffled sound of the floor drum, the roar of the bass amplifier. It can also cause low-end frequency turbidity and overperformance in microphone signals that don't necessarily need it. The proximity effect is the increase in the low-frequency response of the microphone as the microphone gets closer to a given sound source.