2A7K3J5045WI-FI baby car monitor

Guangdong Yimu Technology Co., Ltd. Room 904, No.419 Jinxing Road, Liaobu Town, Dongguan City, Guangdong Province, 523400, P.R.China Declaration letter Dear Sir, We, _Shenzhen Joyren Maternal and Baby Products Co. ltd_declare product: _ WI-FI baby car monitor _with the model numbers J5045, J5045-A_, there is no electrical change has been made to the equipment that alters the compliance characteristics. These models are the same except for model number and design, Model J5045 with internal battery, model J5045-A without internal battery. Please kindly handle on the project. FCC ID: 2A7K3J5045 Thank you! Sincerely, Signature Joan Xie General Manager Shenzhen Joyren Maternal and Baby Products Co. ltd

Guangdong Yimu Technology Co., Ltd. Room 904, No.419 Jinxing Road, Liaobu Town, Dongguan City, Guangdong Province, 523400, P.R.China Declaration letter Dear Sir, We, _Shenzhen Joyren Maternal and Baby Products Co. ltd_declare product: _ WI-FI baby car monitor _with the model numbers J5045, J5045-A_, there is no electrical change has been made to the equipment that alters the compliance characteristics. These models are the same except for model number and design, Model J5045 with internal battery, model J5045-A without internal battery. Please kindly handle on the project. FCC ID: 2A7K3J5045 Thank you! Sincerely, Signature Joan Xie General Manager Shenzhen Joyren Maternal and Baby Products Co. ltd

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Shenzhen Joyren Maternal and Baby Products Co. ltd Address: ShenHuaYe Industrial Park, No. 61 PingXinBei road, PingHu, Shenzhen, China Product Name: WI-FI baby car monitor Model Number: J5045, J5045-A FCC Identifier: 2A7K3J5045 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Joan Xie Date: 07/08/2022 Title: General Manager Signature of applicant:

C5266091_X10_Ed.1 1/1 Shenzhen Joyren Maternal and Baby Products Co. ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 07/08/2022 Subject: Request for Confidentiality FCC ID: 2A7K3J5045 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality ID Label/Location No No Attestation Statement No No External Photos No Block Diagram Schematics Test Report No No Test Setup Photos No User’s Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) No No SDR Software / Security Info No Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Joan Xie Title: General Manager

C5266091_X8_Ed.1 1/1 Letter of Authorization Company: Shenzhen Joyren Maternal and Baby Products Co. ltd Address: ShenHuaYe Industrial Park, No. 61 PingXinBei road, PingHu, Shenzhen, China Product Name: WI-FI baby car monitor Model Number: J5045, J5045-A FCC Identifier: 2A7K3J5045 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Joan Xie Date: 07/08/2022 Title: General Manager Signature of applicant:

C5266091_X10_Ed.1 1/1 Shenzhen Joyren Maternal and Baby Products Co. ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 07/08/2022 Subject: Request for Confidentiality FCC ID: 2A7K3J5045 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality ID Label/Location No No Attestation Statement No No External Photos No Block Diagram Schematics Test Report No No Test Setup Photos No User’s Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) No No SDR Software / Security Info No Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Joan Xie Title: General Manager

FCC ID: 2A7K3J5045 External photos The EUT with battery – model J5045 FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 The EUT without battery– model J5045-A FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045

FCC ID: 2A7K3J5045 External photos The EUT with battery – model J5045 FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 The EUT without battery– model J5045-A FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045

Labbel & Locat ion

Labbel & Locat ion

FCC ID: 2A7K3J5045 Internal photos The EUT with battery – model J5045 FCC ID: 2A7K3J5045 RF Chip FCC ID: 2A7K3J5045 RF Antenna FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 The EUT without battery– model J5045-A FCC ID: 2A7K3J5045

FCC ID: 2A7K3J5045 Internal photos The EUT with battery – model J5045 FCC ID: 2A7K3J5045 RF Chip FCC ID: 2A7K3J5045 RF Antenna FCC ID: 2A7K3J5045 FCC ID: 2A7K3J5045 The EUT without battery– model J5045-A FCC ID: 2A7K3J5045

Dongguan Nore Testing Center Co., Ltd. Report No.: NTC2205305F-1 FCC ID: 2A7K3J5045 RF EXPOSURE EVALUATION EUT Specification EUT WI-FI baby car monitor Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5825GHz Others(Bluetooth: 2.402GHz ~ 2.480GHz) Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Antenna diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Max. output power 21.321dBm(133.55mW) Antenna gain 2 dBi Evaluation applied MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure (MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) 300-1500 -- -- F/1500 1500-100000 -- -- 1 Dongguan Nore Testing Center Co., Ltd. Report No.: NTC2205305F-1 FCC ID: 2A7K3J5045 Friis transmission formula: Pd=(Pout*G)\(4*pi*R 2 ) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in Mw G= gain of antenna in linear scale Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Measurement Result Channel Channel Frequency (MHz) Max Output power (dBm) Max Output power (mW) Power density at 20cm (mW/ cm 2 ) Power density Limits (mW/cm 2 ) Test mode: IEEE 802.11b Low 2412 18.750 74.99 0.02365 1 Middle 2437 17.551 56.90 0.01794 1 High 2462 18.497 70.75 0.02231 1 Test mode: IEEE 802.11g Low 2412 21.321 135.55 0.04274 1 Middle 2437 20.467 111.35 0.03511 1 High 2462 20.978 125.26 0.03950 1 Test mode: IEEE 802.11n(HT20) Low 2412 20.562 113.82 0.03589 1 Middle 2437 19.244 84.02 0.02649 1 High 2462 19.770 94.84 0.02991 1 According to the test result of power density at separation distance 20cm, compliance with RF Exposure requirement.

Dongguan Nore Testing Center Co., Ltd. Report No.: NTC2205305F-1 FCC ID: 2A7K3J5045 RF EXPOSURE EVALUATION EUT Specification EUT WI-FI baby car monitor Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5825GHz Others(Bluetooth: 2.402GHz ~ 2.480GHz) Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Antenna diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Max. output power 21.321dBm(133.55mW) Antenna gain 2 dBi Evaluation applied MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure (MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) 300-1500 -- -- F/1500 1500-100000 -- -- 1 Dongguan Nore Testing Center Co., Ltd. Report No.: NTC2205305F-1 FCC ID: 2A7K3J5045 Friis transmission formula: Pd=(Pout*G)\(4*pi*R 2 ) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in Mw G= gain of antenna in linear scale Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Measurement Result Channel Channel Frequency (MHz) Max Output power (dBm) Max Output power (mW) Power density at 20cm (mW/ cm 2 ) Power density Limits (mW/cm 2 ) Test mode: IEEE 802.11b Low 2412 18.750 74.99 0.02365 1 Middle 2437 17.551 56.90 0.01794 1 High 2462 18.497 70.75 0.02231 1 Test mode: IEEE 802.11g Low 2412 21.321 135.55 0.04274 1 Middle 2437 20.467 111.35 0.03511 1 High 2462 20.978 125.26 0.03950 1 Test mode: IEEE 802.11n(HT20) Low 2412 20.562 113.82 0.03589 1 Middle 2437 19.244 84.02 0.02649 1 High 2462 19.770 94.84 0.02991 1 According to the test result of power density at separation distance 20cm, compliance with RF Exposure requirement.

Report No.: NTC2205305FV00 Page 2 of 43 Table of Contents 1. Summary of Test Result ...................................................................................................................................... 4 2. General Description of EUT ................................................................................................................................ 5 3. Test Channels and Modes Detail ........................................................................................................................ 7 4. Configuration of EUT ........................................................................................................................................... 7 5. Modification of EUT ............................................................................................................................................. 7 6. Description of Support Device ............................................................................................................................. 8 7. Test Facility and Location ................................................................................................................................... 9 8. Applicable Standards and References ................................................................................................................ 9 9. Deviations and Abnormalities from Standard Conditions ................................................................................. 10 10. Test Conditions ............................................................................................................................................... 10 11. Measurement Uncertainty ............................................................................................................................... 11 12. Sample Calculations ....................................................................................................................................... 12 13. Test Items and Results ................................................................................................................................... 13 13.1 Conducted Emissions Measurement ............................................................................................................ 13 13.2 Maximum Conducted Output Power Measurement ...................................................................................... 17 13.3 6dB Bandwidth Measurement ....................................................................................................................... 21 13.4 Power Spectral Density Measurement ......................................................................................................... 25 13.5 Band Edge and Conducted Spurious Emissions Measurement ................................................................... 29 13.6 Radiated Spurious Emissions and Restricted Bands Measurement ............................................................ 33 13.7 Antenna Requirement ................................................................................................................................... 42 14. Test Equipment List......................................................................................................................................... 43 Report No.: NTC2205305FV00 Page 3 of 43 Revision History Report Number Description Issued Date NTC2205305FV00 Initial Issue 2022-07-08 Report No.: NTC2205305FV00 Page 4 of 43 1. Summary of Test Result FCC Rules Description of Test Result Remarks §15.207 (a) AC Power Conducted Emission PASS --- §15.247(b)(3) Maximum Conducted Output Power PASS --- §15.247(a)(2) 6dB Bandwidth PASS --- §15.247(e) Power Spectral Density PASS --- §15.247(d) Band Edge and Conducted Spurious Emissions PASS --- §15.247(d),§15.209, §15.205 Radiated Spurious Emissions and Restricted Bands PASS --- §15.203 Antenna Requirement PASS --- Report No.: NTC2205305FV00 Page 5 of 43 2. General Description of EUT Product Information Product Name: WI-FI baby car monitor Main Model Name: J5045 Additional Model Name: J5045-A Model Difference: Both of models have the same circuitry, electrical mechanical, PCB Layout and physical construction. The difference is the model name and design due to marketing purpose. Model J5045 with internal battery, model J5045-A without internal battery. S/N: 2205-2107 Brand Name: Joyren Hardware Version: Not Stated Software Version: Not Stated Rating: DC 5V from adapter or DC 3.7V from internal battery Typical Arrangement: Table-top I/O Port: DC Port*1 Accessories Information Adapter: N/A Cable: N/A Other: N/A Additional Information Note: According to the model difference, we prepare model J5045 as the main model to perform all EMC test items, and model J5045-A as the additional model to perform EMC difference test, the difference test items are: Conducted Emission and Radiated Emission details refer to the report. Remark: All the information above are provided by the manufacturer. More detailed feature of the EUT please refers to the user manual. Report No.: NTC2205305FV00 Page 6 of 43 Channel List IEEE 802.11b/ g/ n(HT20) IEEE 802.11 n(HT40) Channel Frequency (MHz) Channel Frequency (MHz) 1 2412 --- --- 2 2417 --- --- 3 2422 3 2422 4 2427 4 2427 5 2432 5 2432 6 2437 6 2437 7 2442 7 2442 8 2447 8 2447 9 2452 9 2452 10 2457 ---- ---- 11 2462 ---- ---- Technical Specification Frequency Range: 2412-2462MHz for IEEE 802.11b/g/n(HT20) Modulation Technology: DSSS, OFDM Modulation Type: CCK, DQPSK, DBPSK, 64-QAM, 16-QAM, QPSK, BPSK Number of Channel: 11 for IEEE 802.11b/g/n(HT20) Channel Space: 5MHz Antenna Type: Integrity antenna Antenna Gain: 2 dBi (Declared by the manufacturer) Note: This report applies to 2.4GHz WLAN functionality only. Report No.: NTC2205305FV00 Page 7 of 43 3. Test Channels and Modes Detail Mode Channel Frequency (MHz) Remark 1 TX 1 2412 IEEE 802.11b/ g/ n(HT20) 6 2437 IEEE 802.11b/ g/ n(HT20) 11 2462 IEEE 802.11b/ g/ n(HT20) …

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Report No.: NTC2205305FV00 Page 2 of 43 Table of Contents 1. Summary of Test Result ...................................................................................................................................... 4 2. General Description of EUT ................................................................................................................................ 5 3. Test Channels and Modes Detail ........................................................................................................................ 7 4. Configuration of EUT ........................................................................................................................................... 7 5. Modification of EUT ............................................................................................................................................. 7 6. Description of Support Device ............................................................................................................................. 8 7. Test Facility and Location ................................................................................................................................... 9 8. Applicable Standards and References ................................................................................................................ 9 9. Deviations and Abnormalities from Standard Conditions ................................................................................. 10 10. Test Conditions ............................................................................................................................................... 10 11. Measurement Uncertainty ............................................................................................................................... 11 12. Sample Calculations ....................................................................................................................................... 12 13. Test Items and Results ................................................................................................................................... 13 13.1 Conducted Emissions Measurement ............................................................................................................ 13 13.2 Maximum Conducted Output Power Measurement ...................................................................................... 17 13.3 6dB Bandwidth Measurement ....................................................................................................................... 21 13.4 Power Spectral Density Measurement ......................................................................................................... 25 13.5 Band Edge and Conducted Spurious Emissions Measurement ................................................................... 29 13.6 Radiated Spurious Emissions and Restricted Bands Measurement ............................................................ 33 13.7 Antenna Requirement ................................................................................................................................... 42 14. Test Equipment List......................................................................................................................................... 43 Report No.: NTC2205305FV00 Page 3 of 43 Revision History Report Number Description Issued Date NTC2205305FV00 Initial Issue 2022-07-08 Report No.: NTC2205305FV00 Page 4 of 43 1. Summary of Test Result FCC Rules Description of Test Result Remarks §15.207 (a) AC Power Conducted Emission PASS --- §15.247(b)(3) Maximum Conducted Output Power PASS --- §15.247(a)(2) 6dB Bandwidth PASS --- §15.247(e) Power Spectral Density PASS --- §15.247(d) Band Edge and Conducted Spurious Emissions PASS --- §15.247(d),§15.209, §15.205 Radiated Spurious Emissions and Restricted Bands PASS --- §15.203 Antenna Requirement PASS --- Report No.: NTC2205305FV00 Page 5 of 43 2. General Description of EUT Product Information Product Name: WI-FI baby car monitor Main Model Name: J5045 Additional Model Name: J5045-A Model Difference: Both of models have the same circuitry, electrical mechanical, PCB Layout and physical construction. The difference is the model name and design due to marketing purpose. Model J5045 with internal battery, model J5045-A without internal battery. S/N: 2205-2107 Brand Name: Joyren Hardware Version: Not Stated Software Version: Not Stated Rating: DC 5V from adapter or DC 3.7V from internal battery Typical Arrangement: Table-top I/O Port: DC Port*1 Accessories Information Adapter: N/A Cable: N/A Other: N/A Additional Information Note: According to the model difference, we prepare model J5045 as the main model to perform all EMC test items, and model J5045-A as the additional model to perform EMC difference test, the difference test items are: Conducted Emission and Radiated Emission details refer to the report. Remark: All the information above are provided by the manufacturer. More detailed feature of the EUT please refers to the user manual. Report No.: NTC2205305FV00 Page 6 of 43 Channel List IEEE 802.11b/ g/ n(HT20) IEEE 802.11 n(HT40) Channel Frequency (MHz) Channel Frequency (MHz) 1 2412 --- --- 2 2417 --- --- 3 2422 3 2422 4 2427 4 2427 5 2432 5 2432 6 2437 6 2437 7 2442 7 2442 8 2447 8 2447 9 2452 9 2452 10 2457 ---- ---- 11 2462 ---- ---- Technical Specification Frequency Range: 2412-2462MHz for IEEE 802.11b/g/n(HT20) Modulation Technology: DSSS, OFDM Modulation Type: CCK, DQPSK, DBPSK, 64-QAM, 16-QAM, QPSK, BPSK Number of Channel: 11 for IEEE 802.11b/g/n(HT20) Channel Space: 5MHz Antenna Type: Integrity antenna Antenna Gain: 2 dBi (Declared by the manufacturer) Note: This report applies to 2.4GHz WLAN functionality only. Report No.: NTC2205305FV00 Page 7 of 43 3. Test Channels and Modes Detail Mode Channel Frequency (MHz) Remark 1 TX 1 2412 IEEE 802.11b/ g/ n(HT20) 6 2437 IEEE 802.11b/ g/ n(HT20) 11 2462 IEEE 802.11b/ g/ n(HT20) …

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FCC ID: 2A7K3J5045 Test Photo Radiated emission (Below 30MHz) Radiated emission (30-1000MHz) FCC ID: 2A7K3J5045 Radiated emission (Above 1000MHz) Conducted emission

FCC ID: 2A7K3J5045 Test Photo Radiated emission (Below 30MHz) Radiated emission (30-1000MHz) FCC ID: 2A7K3J5045 Radiated emission (Above 1000MHz) Conducted emission