2ACYPYN622Ni-TTL Wireless Flash Trigger Transceiver

Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment。 Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: —Reorient or relocate the receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. FCC ID: 2ACYPYN622N This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 Request for Confidentiality Company name: SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD FCC ID : 2ACYPYN622N FCC Part 15 Certification Gentlemen, Pursuant to 47 CFR 0.457(d)(1)(ii) and 0.459 we hereby requests permanent confidentiality of the following documents for the subject application: Exhibit Type Description ☒ Schematics All circuitry of devices and component values ☒ Block Diagrams Details of device showing the frequency of all oscillators ☒ Operational Description Description of the circuit functions Note: Exhibit types that are commonly held confidential are: (1) Schematics, (2) Block Diagrams, (3) Bill Of Materials, (4) Operational Descriptions. Any exhibit NOT granted confidentiality is viewable on the FCC website as soon as a grant is issued. These documents contain detailed system and equipment description and related information about the product which we considers to be proprietary, confidential and a custom design and otherwise would not release to the general public. Since the design is a basis from which future technological products will evolve, we consider that this information would be of benefit to its competitors and that the disclosure of the information in these documents would give competitors an unfair advantage in the market. Yours sincerely, Signatory Name salas Li Position Manager Company Name SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Address B509 5/F, BUILDING 2, SAIGE SCIENCE AND TECHNOLOGY PARK, NORTH OF HUAQIANG ROAD, FUTIAN, SHENZHEN, CHINA. Tel +86-755-83762448 Fax +86-755-83762765 Email [email protected]

SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Date: 16.08.2014 Authority to Act as an Agent We declare that the following representative (agent) Name Mark Zhu Position Manager Company Name Shenzhen Certification Technology Service Co., Ltd. Address 2F, Building B, East Area of Nanchang Second Industrial Zone, Gushu 2 nd Road, Bao’an District, Shenzhen 518126, P.R. China Tel / Fax 0755-86375541/0755-26736857 Email [email protected] to act on our behalf on all matters concerning the application and documents submitted to PHOENIX TEST-LAB for product certification below Product Name i-TTL Wireless Flash Trigger Transceiver Model Name YN622N Brand Name YONGNUO . Yours sincerely, Signatory Name salas Li Position Manager Company Name SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Address B509 5/F, BUILDING 2, SAIGE SCIENCE AND TECHNOLOGY PARK, NORTH OF HUAQIANG ROAD, FUTIAN, SHENZHEN, CHINA. Tel +86-755-83762448 Fax +86-755-83762765 Email [email protected] In case of FCC, we certify that we are not subject to a denial of Federal benefits, that include FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance.

Size:5mm*15mm FCC ID: 2ACYPYN622N

Label Location

Antenna

Shenzhen Certification Technology Service Co., Ltd 2F, Building B, East Area of Nanchang Second Industrial Zone, Gushu 2nd Road, Bao'an District, Shenzhen518126, P.R. China. TEST REPORT FCC ID: 2ACYPYN622N Applicant : SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Address : B509 5/F, BUILDING 2, SAIGE SCIENCE AND TECHNOLOGY PARK, NORTH OF HUAQIANG ROAD, FUTIAN, SHENZHEN, CHINA . Equipment under Test (EUT): Name : i -TTL Wireless Flash Trigger Transceiver Model : YN622N Standards : FCC PART 15, SUBPART C : 2013 (Section 15.249) Report No. : CST-TCB140624032 Date of Test : August 03 - 08, 2014 Date of Issue : August 09, 2014 Test Result : PASS * * In the configuration tested, the EUT complied with the standards specified above Authorized Signature (Mark Zhu) General Manager The manufacture should ensure that all the products in series production are in conformity with the product sample detailed in this report. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. Any mention of Shenzhen Certification Technology Service Co., Ltd. Or test done by Shenzhen Certification Technology Service Co., Ltd. Approvals in connection with, distribution or use of the product described in this report must be approved by Shenzhen Certification Technology Service Co., Ltd. Approvals in writing. FCC ID: 2ACYPYN622N Page 1 of 35 Report No.: CST-TCB140624032 TABLE OF CONTENT Description Page 1 General Information ----------------------------------------------------------------------------------- 3 1.1 Description of Device (EUT) ---------------------------------------------------------------- 3 1.2 Description of Test Facility ------------------------------------------------------------------ 3 2 EMC Equipment List ------------------------------------------------------------------------------- 4 3 Test Procedure ---------------------------------------------------------------------------------------- 5 4 Summary of Measurement ------------------------------------------------------------------------ 6 4.1 Summary of test result ----------------------------------------------------------------------- 6 4.2 Test mode -------------------------------------------------------------------------------------- 6 5 POWER LINE CONDUCTED EMISSION --------------------------------------------------- 8 5.1 Conducted Emission Limits(15.209&249) ------------------------------------------------ 8 5.2 Test Setup -------------------------------------------------------------------------------------- 8 5.3 Test Procedure --------------------------------------------------------------------------------- 9 5.4 Test Results ------------------------------------------------------------------------------------ 9 6 Radiation Emission -------------------------------------------------------------------------------- 10 6.1 Radiation Emission Limits(15.209&249 (a)) -------------------------------------------- 10 6.2 Test Setup ------------------------------------------------------------------------------------- 11 6.3 Test Procedure -------------------------------------------------------------------------------- 12 6.4 Test Equipment Setting For emission test. ----------------------------------------------- 13 6.5 Test Condition -------------------------------------------------------------------------------- 13 6.6 Test Result ------------------------------------------------------------------------------------ 13 7 Occupied bandwidth ------------------------------------------------------------------------------- 19 7.1 Test limit -------------------------------------------------------------------------------------- 19 7.2 Method of measurement -------------------------------------------------------------------- 19 7.3 Test Setup ------------------------------------------------------------------------------------- 19 7.4 Test Results ----------------------------------------------------------------------------------- 19 8 Band Edge Check ---------------------------------------------------------------------------------- 22 8.1 Test limit -------------------------------------------------------------------------------------- 22 8.2 Test Procedure -------------------------------------------------------------------------------- 22 8.3 Test Setup ------------------------------------------------------------------------------------- 22 8.4 Test Result ------------------------------------------------------------------------------------ 22 9 Antenna Requirement ----------------------------------------------------------------------------- 27 9.1 Standard Requirement ----------------------------------------------------------------------- 27 9.2 Antenna Connected Construction ---------------------------------------------------------- 27 9.3 Result ------------------------------------------------------------------------------------------ 27 10 Photographs of Test Setup ------------------------------------------------------------------------ 28 11 Photographs of EUT ------------------------------------------------------------------------------- 30 FCCID: 2ACYPYN622N Page 2 of 35 Report No.: CST-TCB140624032 1 General Information 1.1 Description of Device (EUT) Trade Name : YONGNUO EUT : i-TTL Wireless Flash Trigger Transceiver Model No. : YN622N D I F F. : N/A Type of Antenna : PCB Antenna, Max. Gain: 1.5dBi Operation Frequency : 2407-2474MHz Channel number : 7 Modulation type : FSK Power Supply : DC 3V Supply by battery Applicant : SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Address : B509 5/F, BUILDING 2, SAIGE SCIENCE AND TECHNOLOGY PARK, NORTH OF HUAQIANG ROAD, FUTIAN, SHENZHEN, CHINA . Manufacturer : SHENZHEN YONGNUO PHOTOGRAPHIC EQUIPMENT CO., LTD Address : B509 5/F, BUILDING 2, SAIGE SCIENCE AND TECHNOLOGY PARK, NORTH OF HUAQIANG ROAD, FUTIAN, SHENZHEN, CHINA . 1.2 Description of Test Facility Shenzhen Certification Technolog…

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Photographs-Radiated Emission Test Setup in Chamber Below 1G Above 1G