Our company has obtained the analog/digital (analog/DSP) noise removal technology and the patent ("The frequency-featured compensation active control noise removal control device and the method" (10-0935769)) and developed the earphone/headphone module for removing the noise and carried out the OEM service for the Japanese global corporation with our digital noise collecting hearing aid amplifier (the competing product; Aiodtechnica AT-VM200). We also produce the earphone/headphone, which a potential in the premium smartphone accessory market in the form of the semi product, product, and SW. The LED sensitivity lighting audio stand, the RFID/NFC application product and the applications are available as well.