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  3. 2A4OM-N18-0301-B

2A4OM-N18-0301-B4 IN 1 WIRELESS CHARGING STAND

HangZhouHengShengHuanJingGongChengYouXianGongSi
4 IN 1 WIRELESS CHARGING STAND - FCC ID 2A4OM-N18-0301-B - HangZhouHengShengHuanJingGongChengYouXianGongSi
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Application Details

Equipment Class
DCD - Part 15 Low Power Transmitter Below 1705 kHz
Date of Grant
Apr 24, 2022
Application Purpose
Original Equipment
Date of Application
Apr 24, 2022
Equipment Note
4 IN 1 WIRELESS CHARGING STAND
Frequency Range
0.30000000 - 0.35000000
Company
HangZhouHengShengHuanJingGongChengYouXianGongSi
Country
China

Documents & Files

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Users Manual

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

FCC Statement This device complies with part 15 of the FCC rules. Operation is subject to the following two cond itions: (1) this device may not cause harmful interference, and (2) this device must accept any inte rference received, including interference that may cause undesired operation. Caution: 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 d evice, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable prote ction against harmful interference in a residential installation. This equipment generates uses and c an 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 int erference will not occur in a particular installation. If this equipment does cause harmful interferen ce to radio or television reception, which can be determined by turning the equipment off and on, t he user is encouraged to try to correct the interference by one or more of the following measures: ϋ Reorient or relocate the receiving antenna. ϋ Increase the separation between the equipment and receiver. ϋ Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. ϋConsult the dealer or an experienced radio/TV technician for help important announcement Radiation Exposure Statement The equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. During the operation of device a distance of 15 cm surrounding the device and 20 cm above the top surface of the device must be respected.

Cover Letter(s)

HangZhouHengShengHuanJingGongChengYouXianGongSi Add: BinJiangQuChangHeJieDaoJiangErLu57Hao1ZhuangAQu 1007Shi HangZhouShi ZheJiangSheng, China 310051 Date: 2022-4-13 FCC ID: 2A4OM-N18-0301-B Dear Sir/Madam, We, HangZhouHengShengHuanJingGongChengYouXianGongSi Hereby declares the following statement for Federal Communications Commission, PCB board, circuit, structure and internal of these model(s) are the same, Only appearance and color is different for these model: Product name: 4 IN 1 WIRELESS CHARGING STAND Model no.: N18-0301-B, N18-0301-R, N18-0301-G, N18-0301-W, N18-0301-S Sincerely, Name/Title: RongFang Xu Company: HangZhouHengShengHuanJingGongChengYouXianGongSi Address: BinJiangQuChangHeJieDaoJiangErLu57Hao1ZhuangAQu 1007Shi HangZhouShi ZheJiangSheng, China 310051

External Photos

FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Appendix III EUT External Photographs Photo 1 Appearance of EUT Photo 2 Appearance of EUT FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Photo 3 Appearance of EUT Photo 4 Appearance of EUT FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Photo 5 Appearance of EUT Photo 6 Appearance of EUT FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Photo 7 Appearance of EUT

ID Label/Location Info

2A4OM-N18-0301-B TB-RF-074-1.0 Appendix IFCC ID Label Size for the label: 10mm X20mm FCC ID:2A4OM-N18-0301-B Model: N18-0301-B FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Appendix II ID Label Location ID LOCATION

Internal Photos

FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Appendix IV EUT Internal Photographs Photo 8 Internal of EUT Photo 9 Appearance of PCB FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Photo 10 Appearance of PCB Photo 11 Appearance of PCB Antenna 1(Phone) Antenna 3(watch) Antenna2(Phone)

RF Exposure Info

Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202203-0260-3 Page: 1 of 12 TB-RF-074-1.0 1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Fax: +86 75526509195 RF Exposure Evaluation FCC ID: 2A4OM-N18-0301-B 1. Client Information Applicant : HangZhouHengShengHuanJingGongChengYouXianGongSi Address : BinJiangQuChangHeJieDaoJiangErLu57Hao1ZhuangAQu 1007Shi HangZhouShi ZheJiangSheng, China 310051 Manufacturer : HangZhouHengShengHuanJingGongChengYouXianGongSi Address : BinJiangQuChangHeJieDaoJiangErLu57Hao1ZhuangAQu 1007Shi HangZhouShi ZheJiangSheng, China 310051 2. General Description of EUT EUT Name : 4 IN 1 WIRELESS CHARGING STAND Model(s) : N18-0301-B, N18-0301-R, N18-0301-G, N18-0301-W, N18-0301-S Sample ID : 202203-0260_01-01 Model Difference : All these models are identical in the same PCB layout and electrical circuit, the only difference is that color. Product Description : Operation Frequency: Watch:300-350KHz Phone:110-205KHz Modulation Type: ASK Antenna: Coil Antenna 1 +2(Phone) Coil Antenna 3 (Watch) Power Supply : For Adapter: Input: AC 100-240V~ 50/60Hz Output: DC 5V, 2A-3A Phone: DC 5V, 2A (Max) Watch: DC 5V, 500mA (Max) Earphone: DC 5V, 500mA (Max) Pencil: DC 5V 500mA (Max) Wireless Charging: 12.5W(Max) Software Version : V1.0 Hardware Version : V1.2 Connecting I/O Port(S) : : Please refer to the User's Manual Accessories : HUAWEI Mate 40Pro and Apple Watch Note: More test information about the EUT please refer the RF Test Report. Report No.: TBR-C-202203-0260-3 Page: 2 of 12 TB-RF-074-1.0 RF Exposure Considerations 1. Measuring Standard KDB 680106 D01 RF Exposure Wireless Charging App v03. 2. Requirements According to the item 5.2 of KDB 680106 D01v03: Inductive wireless power transfer applications that meet all of the following requirements are excluded from submitting an RF exposure evaluation: (1) Power transfer frequency is less than 1 MHz. (2) Output power from each primary coil is less than or equal to 15 watts. (3) The system may consist of more than one source primary coils, charging one or more clients. If more than one primary coil is present, the coil pairs may be powered on at the same time. (4) Client device is placed directly in contact with the transmitter. (5) Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). (6) The aggregate H-field strengths anywhere at or beyond 15 cm surrounding the device, and 20 cm away from the surface from all coils that by design can simultaneously transmit, and while those coils are simultaneously energized, are demonstrated to be less than 50% of the applicable MPE limit. Limits For Maximum Permissible Exposure (MPE) Report No.: TBR-C-202203-0260-3 Page: 3 of 12 TB-RF-074-1.0 3. Test Setup Note: The aggregate H-field strengths at 15 cm surrounding the device and 20 cm above the top surface. 4.Test Procedure 1) The RF exposure test was performed in anechoic chamber. 2) The aggregate H-field strengths at 15 cm surrounding the device and 20 cm above the top surface. 3) The highest emission level was recorded and compared with limit as soon as measurement of each points (A, B, C, D, E) were completed. 4) The EUT was measured according to the dictates of KDB 680106 D01 v03. Remark: The EUT’s test position A, B, C, D and E is valid for the E and H field measurements. 15cm Report No.: TBR-C-202203-0260-3 Page: 4 of 12 TB-RF-074-1.0 5. Equipment Approval Considerations The EUT does comply with item 5.2 of KDB 680106 D01v03 as follows table; Requirements of KDB 680106 D01 Yes / No Description Power transfer frequency is less than 1 MHz Yes The device operate in the frequency range 110.0 KHz - 205 KHz and 300KHz -350KHz Output power from each primary coil is less than 15 watts Yes The maximum output power of the primary coil is 10W. The transfer system includes only single primary and secondary coils. This includes charging systems that may have multiple primary coils and clients that are able to detect and allow coupling only between individual pairs of coils. Yes The transfer system includes only single primary and secondary coils. Charging systems have two primary coils and clients that are able to detect and allow coupling only between individual pairs of coilsand the coil pairs powered on at the same time. Client device is placed directly in contact with the transmitter. Yes Client device is placed directly in contact with the transmitter. Mobile exposure conditions only (portable exposure conditions are not covered by this exclusion). Yes Mobile exposure conditions and mobile exposure conditions The aggregate H-field strengths at 15 cm surrounding the device and 20 cm above the top surface from all simultaneous transmitting coils are demonstrated to be less than 50% of the MPE limit. Yes The EUT H-field strengths at 15 cm surrounding the device and 20 cm above the top surface from all simultaneous transmitting coils are demonstrated to be less than 50% of the MPE limit. In all other cases, unless excluded above, an RF exposure evaluation report must be reviewed and accepted through a KDB or PBA inquiry to enable authorization of the equipment. When evaluation is required to show compliance; for example, using field strength, power density, SAR measurements or computational modeling etc., the specific authorization requirements will be determined based on the results of the RF exposure evaluation Report No.: TBR-C-202203-0260-3 Page: 5 of 12 TB-RF-074-1.0 6. Test Equipment List Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Due Date Magnetic field meter NARDA ELT-400 EE030 Sep. 10, 2021 Sep. 09, 2022 7. Deviation From Test Standard No deviation 8. Mode of operation during the test / Test peripherals used Test Modes: TM1 AC/DC Adapter + EUT + Phone+ Watch (Battery Status: <1%) record TM2 AC/DC Adapter + EUT + Phone+ Watch (Battery Status: <50%) record TM3 AC/DC Adapter + EUT + Phone + Watch (B…

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Test Report

Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202203-0260-4 Page: 1 of 26 TB-RF-074-1.0 1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Fax: +86 75526509195 FCC Radio Test Report FCC ID: 2A4OM-N18-0301-B Original Grant Report No. : TBR-C-202203-0260-4 Applicant : HangZhouHengShengHuanJingGongChengYouXianGongSi Equipment Under Test (EUT) EUT Name : 4 IN 1 WIRELESS CHARGING STAND Model No. : N18-0301-B Series Model No. : N18-0301-R, N18-0301-G, N18-0301-W, N18-0301-S Brand Name : KELEKINA Sample ID : 202203-0260_01-01 Receipt Date : 2022-03-29 Test Date : 2022-03-29 to 2022-04-13 Issue Date : 2022-04-13 Standards : FCC Part 15, Subpart C(15.209) Test Method : ANSI C63.10: 2013 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above Test/Witness Engineer : Camille Li Engineer Supervisor : Ivan Su Engineer Manager : Ray Lai This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TBR-C-202203-0260-4 Page: 2 of 26 TB-RF-074-1.0 Contents CONTENTS ............................................................................................................................................. 2 1. GENERAL INFORMATION ABOUT EUT.............................................................................. 5 1.1 Client Information ................................................................................................................. 5 1.2 General Description of EUT (Equipment Under Test) ................................................... 5 1.3 Block Diagram Showing the Configuration of System Tested ...................................... 6 1.4 Description of Support Units .............................................................................................. 6 1.5 Description of Test Mode .................................................................................................... 7 1.6 Description of Test Software Setting ................................................................................ 8 1.7 Measurement Uncertainty .................................................................................................. 8 1.8 Test Facility ........................................................................................................................... 8 2. TEST SUMMARY ....................................................................................................................... 9 3. TEST SOFTWARE ..................................................................................................................... 9 4. TEST EQUIPMENT .................................................................................................................. 10 5. CONDUCTED EMISSION TEST ........................................................................................... 11 5.1 Test Standard and Limit .................................................................................................... 11 5.2 Test Setup ........................................................................................................................... 11 5.3 Test Procedure ................................................................................................................... 12 5.4 Deviation From Test Standard ......................................................................................... 12 5.5 EUT Operating Mode ........................................................................................................ 12 5.6 Test Data ............................................................................................................................. 12 6. RADIATED EMISSION TEST ................................................................................................ 13 6.1 Test Standard and Limit .................................................................................................... 13 6.2 Test Setup ........................................................................................................................... 14 6.3 Test Procedure ................................................................................................................... 15 6.4 Deviation From Test Standard ......................................................................................... 15 6.5 EUT Operating Condition ................................................................................................. 15 6.6 Test Data ............................................................................................................................. 15 7. BANDWIDTH MEASUREMENT ............................................................................................ 16 7.1 Test Standard and Limit .................................................................................................... 16 7.2 Test Setup ........................................................................................................................... 16 7.3 Test Procedure ................................................................................................................... 16 7.4 Deviation From Test Standard ......................................................................................... 16 7.5 EUT Operating Condition ................................................................................................. 16 7.6 Test Data ............................................................................................................................. 16 8. ANTENNA REQUIREMENT ................................................................................................... 17 8.1 Standard Requirement .........................…

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Test Setup Photos

FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Appendix V EUT Test Photographs 15C Test Setup Photo of Setup for Radiated Emission (Below 1 GHz) Photo of Setup for Radiated Emission (9KHz-30MHz) FCC ID: 2A4OM-N18-0301-B TB-RF-074-1.0 Photo of Setup for Conducted Emission -----END OF REPORT-----

Contact Information

Applicant

RongFang Xu(CEO)
[email protected]16714498608Fax: NA

Technical Contact

HangZhouHengShengHuanJingGongChengYouXia nGongSi
[email protected]

China

Test Firm

Shenzhen Toby Technology Co., Ltd.Ray Lai
[email protected]---

Technical Specifications

#Rule PartsFrequency RangePower Output
215C0.3 MHz - 0.35 MHz-
Confidentiality
Long Term