FCC ID: 2AY3N-DUAL19 Thermal Imaging Monocular

Capture buttor Menu button Laser Rangefinding button

(BiiRay THZRMAL+

IX. Digital Zoom Dual can perform 1x, 2x, and 4x digital Zoom on Images. On the home screen, press both M and Capture buttons to zoom in/out on the image;

The magnification is displayed at the status bar of the display area in real time. X. Wake In the power-on status, press the Power button and the device enters sleep mode, with the screen going black; in the sleep status, press any button to light up and awaken the screen. If the screen in sleep mode Is not lit up for more than th, the product will power off automatically. XI. Observation Mode On the home screen, press the Menu button to switch the observation mode quickly and circularly. There are 3 observation modes available for users to choose from, including thermal , fusion highlighting and direct_-view The defaijlt mode after ctartiin i the thermal u E sihuifuuitibuili 4(

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, siihuifuuitubuil 40 Screen Luminance Polarity option in the main menu, press t

"adjustment interface, and press the le e polarity. There are 3 adjustable polaritie he Menu button to confirm. The default s Settings

"Reticle Style" option in the main menu, a enter the " " selection screen. Press 5. Image Settings a) Brightness select the Brightness option in the main menu, pres to enter the " "adjustment interface, and press buttons to adjust the image brightness. There are 6 brightness from 0 to 5 from dark to bright. Press th confirm. The default level is 3. The brightness for the value set last time.

= ON

@ Green hot Files are arranged in descending order according to t the latest shot Is in the first place on the list, and the li files on each page. a) Play and delete On the file management screen, press the Menu b

"Play/Delete option. Press the up or down button tc delete options. Press the Menu button again to select Press the Power button to return to the file list. Press button to return to the home screen. b) Page up/down In the photo and video lists, press the up or down bt c) Back In the photo and video lists, press the Power buttc previous level, and press and hold the Menu butto home screen. d) Photo playback On the photo playback screen, press the up and dow the current photo file. After reaching the first picture, disappears, and it cannot continue. Similarly, after picture, the forward icon disappears, and it cannot cc he submenu, select the Unit opt enu button to display the r/yard":

S the up or down buttons to selec ress the Menu button to confir turn to the previous level;

default unit is meter;

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. / > i he submenu, select the Langua the Menu button, and it displa

/ Chinese/Russian/German/Frenc the up or down buttons for select button to confirm the selection a yer Menu, press the Power butto er Menu, and press and hold the n to the home screen;

efault language Is English;

e submenu, select the "Update"

e Menu button to enter the settin are update;

\Op-up prompts "Yes/No" for de and the power cannot be cut off:

"No" selection, press the Men the selection and return to the

"Yes", the device will automaticall ible software and automatically ur 7 1

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ajar Default Reset ?

the "Info" option and press the relevant device information:

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< WiFi Setting Reboot device after set ssid Input the new ssid Reboot device after set password Input the new password Synchronize phone's time to device Synchronize time Set sea level pressure Submit Submit GET IT ON * Download on the Google Play @ App Store InfiRay Outdoor app after installation:

ice has been connected to a mobile device, please switch on data of the mobile device. After the device accesses the update prompt appears automatically on the app. Tap Now 1 the latest version immediately or Later to update later:

utdoor automatically registers the last connected device. nce you have connected with InfiRay Outdoor before, it will ly detect the update even when the scope Is not connected or laptop. If an update is available and the mobile device e Internet, you can download the update first. After the completed, connect the scope to the mobile device and the ess automatically starts;

|odate Is installed, the device will restart automatically.

Step 1:

Step 2:

Step 3:

After the device is turned on, press and hold the Menu button to enter the function menu. By pressing Capture button or Laser Rangefinding button, move the cursor up and down until the "Device Information" option in "Advanced Settings" is selected. Press the Menu button to enter the "Device Information" for viewing.

InfiRay Technologies Co., Ltd. Date (2023-03-30) TUV SUD America Inc. 10 Centennial Drive Peabody, MA 01960, USA Dear Sir or Madam, We, InfiRay Technologies Co., Ltd. Building C3, A1, Innovation Industrial Park, 230088 Hefei PEOPLE'S REPUBLIC OF CHINA hereby authorize Marlene Sealey of TUV SUD America, 10040 Mesa Rim Road, San Diego, CA, 92121 to act as our agent in all matters relating to applications for equipment authorization, including the signing of all documents relating to these matters. Yours sincerely, Name: Peng Zhang Title: Quality Supervisor

Manufacturer Shenzhen Kexin Wireless Technology Co., Ltd Product AG-040033-1321 Specification Frequency Range 2400-2500/4900-5900MHz V.S.W.R Impedance Gain Azimuth Polarization 2.5 50 2.4G=2.5dBi 5G=6.95 dBi Omni-directional Linear Azimuth Beam width Omni-directional Dimensionmm Performance Test Graph

inf iRay Date: 03-21-2023 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Ref: Attestation Statements Part 2.911(d)(5)(i) and Part 2.91 1(d)(5)(ii) Filing Re. KDB 986446 DO1 FCC ID: 2AY3N-DUAL19 Dear Sir or Madam, InfiRay Technologies Co., Ltd. certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, the applicant [is / is not] identified on the Covered List as an entity producing covered equipment. If you have any questions, please contact us. Sincerely, Pons, Zhan Contact name: Peng Zhang Company name: InfiRay Technologies Co., Ltd. Address: Building C3,A1,Innovation Industrial Park Hefei Anhui,P.R.China E-mail: peng.zhang@raytrontek.com Tel: 0086-0535-3410600

(@iRay To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 03-21-2023 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2AY3N-DUAL19 InfiRay Technologies Co., Ltd. certifies that, as of the date of the filing of the application, Visir Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. InfiRay Technologies Co., Ltd. accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Visir Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information:

Name: Visir Inc. Address: 700 International Pkwy Ste 102, Richardson, TX 75081 Contact Person: Tao Huang Tel.: (510)366-2707 Email: thuang@visirinc.com Sincerely,

[Insert U.S. agent company name] Visir Inc.

(U.S. agent company name printed name) Tao Huang

(U.S. agent company name signature)

[Insert applicant name] InfiRay Technologies Co., Ltd.

(Applicant printed name) Peng Zhang

(Applicant signature) yy ont) Zhane

(@iRay To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 03-21-2023 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2AY3N-DUAL19 InfiRay Technologies Co., Ltd. certifies that, as of the date of the filing of the application, Visir Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. InfiRay Technologies Co., Ltd. accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Visir Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information:

Name: Visir Inc. Address: 700 International Pkwy Ste 102, Richardson, TX 75081 Contact Person: Tao Huang Tel.: (510)366-2707 Email: thuang@visirinc.com Sincerely,

[Insert U.S. agent company name] Visir Inc.

(U.S. agent company name printed name) Tao Huang

(U.S. agent company name signature)

[Insert applicant name] InfiRay Technologies Co., Ltd.

(Applicant printed name) Peng Zhang

(Applicant signature) yy ont) Zhane

InfiRay Technologies Co., Ltd. Date (2023-03-30) Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 Confidentiality Request FCC ID: 2AY3N-DUAL19 Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commissions Rules, IRay Technology Co., Ltd. hereby requests permanent confidential treatment of information accompanying this application as outlined below:

SCH&PCB layout BOM Block Diagrams Operation Description InfiRay Technologies Co., Ltd. also hereby requests short-term confidential treatment of infor-

mation accompanying this application as outlined below for a period of (can list up to 180) days:

Internal Photos External Photos User Manual Test Set-up Photographs The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. Yours sincerely, Name: Peng Zhang Title: Quality Supervisor