Using this Daichi 3 - inch Cone Tweeter Speaker is easy. Just connect it to your audio system following the standard wiring guidelines for speakers. When using, make sure the power supply of your audio system matches the speaker's power requirements (15 watts). Avoid exposing the speaker to excessive heat, moisture, or physical impact as this can damage the speaker. For maintenance, you can gently dust the speaker cone with a soft, dry cloth every few weeks. If you notice any abnormal sounds or performance issues, check the connections first and then consider professional inspection if the problem persists.