Toa Corporation (Electric Appliances) is mainly engaged in the manufacture and sale of loudspeaker broadcasting and communication equipment. It operates in three business divisions including Acoustic equipment business, Security equipment business and other. Acoustic equipment business manufactures loudspeaker broadcasting equipment, Professional sound equipment, and communication equipment. Security equipment business manufactures video equipment. Other business segment includes Leasing of equipment and management hall. Its product offerings include microphone, amplifier, speaker, megaphone, professional sound system, digital mixing system, Intercom system, telephone application system, wireless microphone system, contact wireless system, among others.