FCC ID: 2AIL4-BH500A Projector

ISED Requirement This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canadas licence-exempt RSS(s). Operation is subject to the following two conditions:

(1) This device may not cause interference.

(2) This device must accept any interference, including interference that may cause undesired operation of the device. L'metteur/rcepteur exempt de licence contenu dans le prsent appareil est conforme aux CNR d'Innovation, Sciences et Dveloppement conomique Canada applicables aux appareils radio exempts de licence. L'exploitation est autorise aux deux conditions suivantes :

1)L'appareil ne doit pas produire de brouillage;

2)L'appareil doit accepter tout brouillage radiolectrique subi, mme si le brouillage est susceptible d'en compromettre le fonctionnement. 57

VTIN TECHNOLOGY Co., Limited Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 2021/4/1 SUBJECT: FCC Application for (FCC ID: 2AIL4-BH500A ) To Whom It May Concern:

We, the undersigned, hereby authorize Alisa Feng in Shenzhen Huaxia Testing Technology Co., Ltd at 1F., Block A of Tongsheng Technology Building, Huahui Road,Dalang Street, Longhua District, Shenzhen, China on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Shenzhen Huaxia Testing Technology Co., Ltdon our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Sincerely,

(Must be signed by the person that is listed on the FCC Website) Signature:

Contact name: Derric Bai Company name:VTIN TECHNOLOGY Co., Limited Address: UNIT D 16/F ONE CAPITAL PLACE 21 LUARD ROAD WAN CHAI Hong Kong Date: 04/17/2018VCB_F-01: Operating Procedures Form FCC Authorization v02 Page 1 of 1

File Name 1. 2AIL4-BH500A -Block diagram 2. 2AIL4-BH500A -SCH 3. 2AIL4-BH500A -Operational description VTIN TECHNOLOGY Co., Limited Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AIL4-BH500A Pursuant to Sections 0.457 and 0.459 of the Commissions Rules, we hereby request confidential treatment of information accompanying this application as outlined below:

Exhibit Type 1. Block Diagram, 2. Schematics, 3. Operational Description The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commissions public notice, we also request temporary confidential treatment of information accompanying this application as outlined below for an initial period of xxxx(ie- 45, 90 or 180) days:

Exhibit Type N/A Signature:

File Name N/A Contact name:Derric Bai Company name:VTIN TECHNOLOGY Co., Limited Address:UNIT D 16/F ONE CAPITAL PLACE 21 LUARD ROAD WAN CHAI Hong Kong Date: 04/17/2018VCB_F-01: Operating Procedures Form FCC Confidentiality v02 Page 1 of 1

GSLINIT 09 AS jeoyuap! ee Guim jewajul pue pasn sjUauodwioo SXx'L0'90'SD'LV'SV'eV'ZV'LY'<

jonpoid 84) Aj989 (G31 19}}0T UOHRULIUO GSLINIT OS ADO010!) 21-0-1202:91e0 JOTONHOAL NILA owen Auediuo9, 1g 918q jOR\UOD aajueID 04 musad ainuBIS JuasayIp si japow ay} AjUO

\noke| UB\Sap }{Ndu19 jeoloa|a Jey

)00SH8' S00SH8' YOOSH: ON |epoW INIT"O9 ADOIONHOAL NILA) eM D PPO NHOAL NILA