AT&C strives to provide consumers with sound amplifiers (sound collectors)

that meet the market demand via thorough investigation and analysis into diverse

consumer desires.

To ensure product quality and diversity, we’ll also create a new market for innovative and

out-of-the-box sound amplifiers through continued technology development and thorough

market analysis.

The sound amplifier developed by our company has advanced technology and know-how,

This is the result of research and development obtained as a result of research.