SMARTSOUND CORPORATION 4F, 171, Yangjeacheon-ro, Gangnam-gu, Seoul, South Korea Dec 23, 2019 Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD21046 Authorization Letter from Original Applicant To whom it may concern:
The letter grants authorization for representative of SMARTSOUND CORPORATION to apply the FCC for a change in identification. This authorization applies to Shenzhen holyiot technology Co.,LTD FCC ID :2ALGY-NRF52840, granted on 10/26/2018. Information of the Original FCC ID Information of the New FCC ID FCC ID : 2ALGY-NRF52840 FCC ID : 2ADIYWP-100 The equipment is electrically identical. The only change being the label on the device. The original test results, technical information and relevant documents continue to be representative of and applicable to the changed equipment. Should there be any, please feel free to contact us. Shenzhen holyiot technology Co.,LTD SMARTSOUND CORPORATION Wang shangshu/ Sales Chi Won, Song /Team Manager Signature Signature
\War g Shang Sh uw vw .