YCR-TX-1014HSonar Copter

SCS-F18: Project and Product Certification Representative Authorization Letter Page 1 of 2 Rev 5.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Project and Product Certification Representative Authorization Letter Revision History Reason for Amendment (current / obsolete) From To Approved Date Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Revised wording (obsolete) 1.0 2.0 Sept–25-2007 Updated company template (obsolete) 2.0 3.0 Jan-31-2012 Updated letter information (obsolete) 3.0 4.0 May-23-2014 Added FCC ID field (current) 4.0 5.0 Sept 16 2014 SCS-F18: Project and Product Certification Representative Authorization Letter Page 2 of 2 Rev 5.0 China Industries Ltd T/A Wow! Stuff 2015-07-10 To: SIEMIC, INC. 775 Montague Expressway, Milpitas, CA 95035 USA Dear Sir/Madam, Re: Product Certification Representative Authorization Letter We, China Industries Ltd T/A Wow! Stuff hereby authorize SIEMIC, Inc. to act as a Certification Body for certifying for the following project(s): Product Description: Sonar Copter Model name: TX -1014 FCC ID: YCR-TX-1014H Sincerely, Client’s signature: Client’s name / title: Graeme Taylor / Director Contact information / address: Creative Industries Centre, Wolverhampton Science Park,Wolverhampton, WV10 9TG,United Kingdom

SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 4.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Confidentiality Request Letter Revision History Reason for Amendment (current / obsolete) From To Approved Date Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Adding CFR 2.459 (obsolete) 1.0 2.0 August – 11 - 2008 Updated company template & Added text box (obsolete) 2.0 3.0 Jan-31-2012 Added IC confidentiality letter form (current) 3.0 4.0 March-26-2015 SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 4.0 China Industries Ltd T/A Wow! Stuff 2015-07-10 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subject: Permanent Confidentiality Request for FCC ID: YCR-TX-1014H We hereby request confidential treatment of information accompanying this application as outlined below: - Block Diagram - Schematics - 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 & 0.459 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Client’s signature: Client’s name / title: Graeme Taylor / Director Contact information / address: Creative Industries Centre, Wolverhampton Science Park,Wolverhampton, WV10 9TG,United Kingdom

Antenna

Report No.: ATE20151295 Page 1 of 34 FCC ID: YCR-TX-1014H ACCURATE TECHNOLOGY CO., LTD APPLICATION CERTIFICATION FCC Part 15C On Behalf of China Industries Ltd T/A Wow! Stuff Sonar Copter Model No.: TX-1014 FCC ID: YCR-TX-1014H Prepared for : China Industries Ltd T/A Wow! Stuff Address : Creative Industries Centre, Wolverhampton Science Park, Wolverhampton, WV10 9TG UK Prepared by : ACCURATE TECHNOLOGY CO., LTD Address : F1, Bldg. A, Chan Yuan New Material Port, Keyuan Rd. Science & Industry Park, Nan Shan, Shenzhen, Guangdong P.R. China Tel: (0755) 26503290 Fax: (0755) 26503396 Report Number : ATE20151295 Date of Test : Jun 15-27, 2015 Date of Report : Jun 29, 2015 Report No.: ATE20151295 Page 2 of 34 FCC ID: YCR-TX-1014H ACCURATE TECHNOLOGY CO., LTD TABLE OF CONTENTS Description Page Test Report Certification 1. GENERAL INFORMATION............................................................................................................ 4 1.1. Description of Device (EUT).................................................................................................................4 1.2. Special Accessory and Auxiliary Equipment......................................................................................4 1.3. Description of Test Facility ......................................................................................................................5 1.4. Measurement Uncertainty.........................................................................................................................5 2. MEASURING DEVICE AND TEST EQUIPMENT ..................................................................... 6 3. OPERATION OF EUT DURING TESTING ................................................................................. 7 3.1. Operating Mode ........................................................................................................................................7 3.2. Configuration and peripherals ..................................................................................................................7 4. TEST PROCEDURES AND RESULTS ......................................................................................... 8 5. 20DB BANDWIDTH MEASUREMENT ........................................................................................ 9 5.1. Block Diagram of Test Setup....................................................................................................................9 5.2. The Requirement For Section 15.215(c)...................................................................................................9 5.3. Operating Condition of EUT ....................................................................................................................9 5.4. Test Procedure ..........................................................................................................................................9 5.5. Test Result ..............................................................................................................................................10 6. BAND EDGE COMPLIANCE TEST ........................................................................................... 12 6.1. Block Diagram of Test Setup..................................................................................................................12 6.2. The Requirement For Section 15.249 .....................................................................................................12 6.3. EUT Configuration on Measurement .....................................................................................................12 6.4. Operating Condition of EUT ..................................................................................................................13 6.5. Test Procedure ........................................................................................................................................13 6.6. Test Result ..............................................................................................................................................13 7. RADIATED SPURIOUS EMISSION TEST ................................................................................ 18 7.1. Block Diagram of Test Setup..................................................................................................................18 7.2. The Limit For Section 15.249.................................................................................................................19 7.3. Restricted bands of operation .................................................................................................................19 7.4. Configuration of EUT on Measurement .................................................................................................20 7.5. Operating Condition of EUT ..................................................................................................................20 7.6. Test Procedure ........................................................................................................................................20 7.7. The Field Strength of Radiation Emission Measurement Results ..........................................................21 8. ANTENNA REQUIREMENT........................................................................................................ 34 8.1. The Requirement ....................................................................................................................................34 8.2. Antenna Construction .............................................................................................................................34 Report No.: ATE20151295 Page 3 of 34 FCC ID: YCR-TX-1014H ACCURATE TECHNOLOGY CO., LTD Test Report Certification Applicant : China Industries Ltd T/A Wow! Stuff Address : Creative Industries Centre, Wolverhampton Science Park, Wolverhampton, WV10 9TG UK Manufacturer : China Industries Ltd T/A Wow…

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