OTM-8502520-49MRX1/16 R/C Cars

1 1 2 2 3 3 4 4 DD CC BB AA A NTENNA A -+ M OTO R S ERV O A -+ M OTO R S ERV O V CC+7 .5V 49.860 MHz Regulator circuit Super- regenerative detector circuit IF amplfier Decoding circuit U1 PT978 The motor drive circuit

Letter of Agency "I, an officer of Kidztech Toys Manufacturing Ltd. do hereby authorize Intertek Testing Services (Mr. Terry Chan / Koo Wai Ip / Kenneth Wong) to act on our behalf in front of the Federal Communications Commission with respect to all matters relating to certification of equipment under Part 15 and Part 18 of the FCC Rules until further notice." I further certify that no party (as defined in §1.2002(b) of CFR 47, 2004) to this application, including myself, is subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.,862. Dated this day of 20 By Signature Printed Name Title Remark: The person who signs this authorization letter must be the grantee contact of record in the Grantee Code data base. Dec 2013 Eric Ho Senior Manager 20May 20

INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (External) INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (External)

INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (Internal) INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Equipment Photographs (Internal)

Technical Description The Equipment Under Test (EUT) is portable car for a RC car set which operates at 49.860MHz. The EUT is power by 1 x 4.8V Rechargeable battery. After switching on the EUT, the car will be moved forward or backward, turned left or right based on the joystick control in the controller. Antenna Type: Internal, Integral antenna The brief circuit description is listed as follows: 1. IC1 (PT978) acts as decoder 2. Q1 acts as super-regenerative receiver 3. CN1 & CN2 act as LED connectors 4. Q2, Q3, Q4 and Q5 act as IF amplifier 5. Q6, Q7, Q8 and Q9 act as LR motor drivers 6. Q10, Q11, Q12 and Q13 act as FB motor drivers

1 1 2 2 3 3 4 4 5 5 6 6 DD CC BB AA C1 5P C3 22P C222P C4 332 C7 104P C9471P C8 104P C10 202P L2 5.6uH R2 680R R1 220K R3 4.7K R4 2.2K R6 2.2M R5 2.2K R9 220K R21 220 R15 1K R14 1K R16 100R R17 100R R10 1K R11 1K R12 100R R13 100R VO2 1 GND 2 SI 3 OSCI 4 OSCO 5 RIGHT 6 LEFT 7 RDB 8 LDB 9 BACK 10 FOR 11 TURBOB 12 VDD 13 VI1 14 VO1 15 VI2 16 IC1 PT978 GND1 GND1 C15 220uF C17 4.7uF R18 330 R19 150 R20 1K C6 104 12 CN1 12 CN2 C13 104 C14 104 L1 1.0UH C5 103 VDD Q1 2712 Q2 9014 Q3 9014 Q4 9014 Q5 9014 Q8 Comment: 8050 Q9 8050 Q12 882 Q13 882 ZD1 3.0V Q10 772 Q11 772 Q6 8550 Q7 8550 T1 KY5-7.5T VCC+7.5V R7 2.2M R8 2.2K L3 10UH C18 104 ANTENNA FB LR A - + 22UH 22UH 104 104 104 F B L R 12 CN1 12 CN2 R22 0R GND1 A - + 2.2UH 2.2UH 104 104 104

2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong SAR, China. Telephone: (852) 2173 8888 Facsimile: (852) 2785 5487 www.intertek.com Intertek’s standard Terms and Conditions can be obtained at our website http://www.intertek.com/terms/. The test report only allows to be revised within the retention period unless further standard or the requirement was noticed. This report is for the exclusive use of Intertek's Client and is provided pursuant to the agreement between Intertek and its Client. Intertek's responsibility and liability are limited to the terms and conditions of the agreement. Intertek assumes no liability to any party, other than to the Client in accordance with the agreement, for any loss, expense or damage occasioned by the use of this report. Only the Client is authorized to permit copying or distribution of this report and then only in its entirety. Any use of the Intertek name or one of its marks for the sale or advertisement of the tested material, product or service must first be approved in writing by Intertek. The observations and test results in this report are relevant only to the sample tested. This report by itself does not imply that the material, product, or service is or has ever been under an Intertek certification program. © 2017 Intertek Page 1 of 15 TEST REPORT Report No.: 20060160HKG‐002 Kidztech Toys Manufacturing Ltd. Application For Certification (Original Grant) FCC ID: OTM‐8502520‐49MRX Superregenerative Receiver Prepared and Checked by: Approved by: Signed On File Lee For Yiu, Florey Assistant Engineer Wong Kwok Yeung, Kenneth Senior Lead Engineer Date: June 17, 2020 TEST REPORT Kidztech Toys Manufacturing Ltd. Intertek Report No: 20060160HKG‐002 Page 2 of 15 GENERAL INFORMATION Grantee: Kidztech Toys Manufacturing Ltd. Grantee Address: Room 1201, 12/F., Inter‐Continental Plaza, 94 Granville Road, Tsim Sha Tsui East, Kowloon, Hong Kong. Contact Person: Eric Ho Tel: (852) 2721 8868 Fax: (852) 2721 8838 e‐mail: N/A Manufacturer: Kidztech Intelligent Technology Co., Ltd. Manufacturer Address: Chengyang Guang Road, Ancheng Road, Liangxia Town, Chenghai District, Shantou City, 515800, Guangdong, China Brand Name: Kidztech Toys Model: 85025 Additional Model: 85022, 85052, 85072, 85122, 85132, 85182, 85192, 85222, 85232, 85242, 85282, 85312, 85332, 85342, 85352, 85362, 85382, 85392, 85412, 85432, 85472, 85512, 85055, 85075, 85125, 85135, 85185, 85195, 85225, 85235, 85245, 85285, 85315, 85335, 85345, 85355, 85365, 85385, 85395, 85415, 85435, 85475, 85515, 5F62D85, 5D62D86, 5F62DB7, AD15452, 85346, 85246, 85286, 85226, 85076, 85136, 85126, FL02629, 119337, FL02551, 119390, FL02582, 119404, 85127, 85287 Type of EUT: Superregenerative Receiver Description of EUT: 1/16 R/C Cars (85025), 1/16 R/C Cars, 1:16 RC EXOTICS, FL 1/16 MUSCLE CAR, FL 1/16 TUNER CAR, 1:16 RC Neon Asst (85022, 85052, 85072, 85122, 85132, 85182, 85192, 85222, 85232, 85242, 85282, 85312, 85332, 85342, 85352, 85362, 85382, 85392, 85412, 85432, 85472, 85512, 85055, 85075, 85125, 85135, 85185, 85195, 85225, 85235, 85245, 85285, 85315, 85335, 85345, 85355, 85365, 85385, 85395, 85415, 85435, 85475, 85515, 5F62D85, 5D62D86, 5F62DB7, AD15452, 85346, 85246, 85286, 85226, 85076, 85136, 85126, FL02629, 119337, FL02551, 119390, FL02582, 119404, 85127, 85287) Serial Number: N/A FCC ID: OTM‐8502520‐49MRX Date of Sample Submitted: June 03, 2020 Date of Test: June 03, 2020 to June 12, 2020 Report No.: 20060160HKG‐002 Report Date: June 17, 2020 Environmental Conditions: Temperature: +10 to 40°C Humidity: 10 to 90% Conclusion: Test was conducted by client submitted sample. The submitted sample as received complied with the 47 CFR Part 15 Certification. TEST REPORT Kidztech Toys Manufacturing Ltd. Intertek Report No: 20060160HKG‐002 Page 3 of 15 SUMMARY OF TEST RESULT Test Specification Reference Results Receiver / Digital Device Radiated Emissions 15.109 Pass The equipment under test is found to be complying with the following standards: FCC Part 15, October 1, 2018 Edition Note: 1. The EUT uses a permanently attached antenna which, in accordance to section 15.203, is considered sufficient to comply with the pervisions of this section. 2. Pursuant to FCC part 15 Section 15.215(c), the 20 dB bandwidth of the emission was contained within the frequency band designated (mentioned as above) which the EUT operated. The effects, if any, from frequency sweeping, frequency hopping, other modulation techniques and frequency stability over excepted variations in temperature and supply voltage were considered. TEST REPORT Kidztech Toys Manufacturing Ltd. Intertek Report No: 20060160HKG‐002 Page 4 of 15 TABLE OF CONTENTS 1.0 GENERAL DESCRIPTION ................................................................................................5 1.1 Product Description .................................................................................................5 1.2 Related Submittal(s) Grants......................................................................................5 1.3 Test Methodology....................................................................................................5 1.4 Test Facility ..............................................................................................................5 2.0 SYSTEM TEST CONFIGURATION.....................................................................................6 2.1 Justification..............................................................................................................6 2.2 EUT Exercising Software...........................................................................................6 2.3 Special Accessories...................................................................................................6 2.4 Measurement Uncertainty.......................................................................................6 2.5 Support Equipment List and Description ................................................…

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INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Configuration Photographs Worst-Case Radiated Emissions (Front View) INTERTEK TESTING SERVICE FCC ID: OTM-8502520-49MRX Configuration Photographs Worst-Case Radiated Emissions (Back View)