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2ARRB-AM21ABUDigital Audio Baby Monitor

Meizhou Guo Wei Electronics Co., Ltd
Digital Audio Baby Monitor - FCC ID 2ARRB-AM21ABU - Meizhou Guo Wei Electronics Co., Ltd
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Application Details

Equipment Class
PUB - Part 15 Unlicensed PCS Base Station
Date of Grant
Nov 24, 2025
Application Purpose
Original Equipment
Equipment Note
Digital Audio Baby Monitor
Frequency Range
1921.53600000 - 1928.44800000
Company
Meizhou Guo Wei Electronics Co., Ltd
Country
China

Documents & Files

Select a file to view

Users Manual

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Attestation Statements

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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

Motorola AM21 Digital Audio Baby Monitor User Guide For: AM21 and AM21-2 Welcome... to your new Motorola Baby monitor! Thank you for purchasing the Digital Audio Baby Monitor. Now you hear your baby sleeping in another room. Please retain your original dated sales receipt for your records. For warranty service of your Motorola product, you will need to provide a copy of your dated sales receipt as proof of warranty status. Registration is not required for warranty coverage. For product related questions, please contact us by visit: This User Guide provides you with all the information you need to get the most from your product. Please read the Safety Instructions on page 6 before you install the units. Got everything? •1 x Parent Unit •1 x Baby Unit •1 x Battery door for Parent Unit •1 x Power adapter for Parent unit •1 x Power adapter for Baby unit In packs with dual parent units, you will find an additional parent unit with power adapter. motorolanursery.com/support Overview of the Parent Unit 2 1 5 3 6 7 4 8 1.Power/Link indicator On when the parent unit is powered on and linked to the baby unit. Flashes when the parent unit is searching the baby unit. 2.Microphone 3.LEFT button < Press to decrease the speaker volume. 4.RIGHT button > Press to increase the speaker volume. 5.Power button 0 Press and hold to power on/ off the parent unit. 6.Battery cover 7.Speaker 8.Power jack Overview of the Baby Unit Important guidelines for installing your digital baby monitor •To use your baby unit and parent unit together, you must be able to establish a radio link between them. Note - The range may be affected by environmental conditions. •Any large metal object, like a refrigerator, a mirror, a filing cabinet, a metallic door or reinforced concrete, between the baby unit and parent unit may block the radio signal. •The signal strength may also be reduced by other solid structures, like walls, or by radio or electrical equipment, such as TVs, computers, cordless or mobile phones, fluorescent lights or dimmer switches. •If the signal is poor, try moving the parent unit and/or the baby unit to a different position in the room. 4 1 2 3 5 6 1.Microphone 2.Power button 0 Press and hold to power on/ off the baby unit. 3.Speaker 4.Power indicator On when the baby unit is powered on. 5.Power jack 6.Temperature sensor 5 Table of contents 1.Safety Instructions ..........................................................................6 2.Getting Started ................................................................................8 2.1 Baby unit power supply ........................................................................8 2.2 Parent unit power supply .....................................................................9 2.3 Parent unit battery installation .........................................................10 3.Using Your Digital Audio Baby Monitor ....................................11 3.1 Power on or off the Baby Unit ...........................................................11 3.2 Power on or off the Parent Unit.........................................................11 3.3 Speaker volume ......................................................................................11 4.Disposal of the Device (environment) ....................................12 5.Cleaning ...........................................................................................13 6.Troubleshooting ............................................................................14 7.General Information ......................................................................16 8.Technical Specifications ..............................................................21 Table of contents 6 Safety Instructions 1.Safety Instructions WARNING: Strangulation Hazard. Children have STRANGLED in cords. Keep this cord out of the reach of children (more than 1metre away). Never use extension cords with AC Adapters. Only use the AC Adapters provided. 7 Safety Instructions BABY MONITOR SET UP & USE: •Determine a location for the BABY UNIT that will allow you to hear your baby in his/her cot. •Place the BABY UNIT on a flat surface, such as a dresser, bureau, or shelf or mount the Unit to a wall securely using the keyhole slots under the stand. •NEVER place the Baby Unit or cords within the cot. WARNING This Digital Audio Baby Monitor is compliant with all relevant standards regarding electromagnetic fields and is, when handled as described in the User Guide, safe to use. Therefore, always read the instructions in this User Guide carefully before using the device. •Adult assembly is required. Keep small parts away from children when assembling. •This product is not a toy. Do not allow children to play with it. •This Digital Audio Baby Monitor is not a substitute for responsible adult supervision. •Keep this User Guide for future reference. •Keep the cords out of reach of children. •Do not cover the Digital Audio Baby Monitor with a towel or blanket. •Test this monitor and all its functions so that you are familiar with it prior to actual use. •Do not use the Digital Audio Baby Monitor in damp areas or close to water. •Do not install the Digital Audio Baby Monitor in extreme cold or heat, direct sunlight, or close to a heat source. •Do not touch the plug contacts with sharp or metal objects. •Connect the power adapters to easily accessible mains power. CAUTION There is a risk of explosion if the battery is replaced by an incorrect type. Dispose of used batteries according to the instructions. 8 Getting Started 2. Getting Started 2.1 Baby unit power supply •Insert the DC plug of the power adapter into the DC jack on the side of the baby unit, as shown. •Connect the other end of the power adapter to a suitable mains power socket. •The Power indicator will illuminate. NOTE Only use the power adapter provided (DC6/400mA). 9 Getting Started 2.2 Parent unit power supply MBP21PU • Insert the DC plug of the power adapter into the DC jack on the s…

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Attestation Statements

CFR 47 §2.911(d)(5)(i) Attestation Letter Meizhou Guo Wei Electronics Co., Ltd ADD: AD1 Section, Economic Development Area, Dongsheng Industrial District, Meizhou, Guangdong, China. Tel: +86-0755-2573 6666 Email: [email protected] Attestation Letter FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(i) Filing FCC ID: 2ARRB-AM21ABU Meizhou Guo Wei Electronics Co., Ltd certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Signature AP Wang Engineering Director

Attestation Statements

Meizhou Guo Wei Electronics Co., Ltd ADD: AD1 Section, Economic Development Area, Dongsheng Industrial District, Meizhou, Guangdong, China. Tel: +86-0755-2573 6666 Email: [email protected] CFR 47 §2.911 (d)(5)(ii) Attestation Letter Attestation Letter FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(ii) Filing FCC ID: 2ARRB-AM21ABU Meizhou Guo Wei Electronics Co., Ltd certifies that as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. And our product does not use Kaspersky software information. Sincerely, Signature AP Wang Engineering Director

Cover Letter(s)

Meizhou Guo Wei Electronics Co., Ltd ADD: AD1 Section, Economic Development Area, Dongsheng Industrial District, Meizhou, Guangdong, China. Tel: +86-0755-2573 6666 Email: [email protected] FCC Confidential Authorization FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2ARRB-AM21ABU In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Meizhou Guo Wei Electronics Co., Ltd hereby requests long-term confidential treatment of information accompanying this application as outlined below: • Block Diagram • Schematics • Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Signature AP Wang Engineering Director

Cover Letter(s)

Meizhou Guo Wei Electronics Co., Ltd ADD: AD1 Section, Economic Development Area, Dongsheng Industrial District, Meizhou, Guangdong, China. Tel: +86-0755-2573 6666 Email: [email protected] QA-FR-170-B 7/29/2014 FCC Authorization FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We Meizhou Guo Wei Electronics Co., Ltd, the undersigned, hereby authorizes Bay Area Compliance Laboratories Corp. (Shenzhen) to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratories Corp. (Shenzhen) on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not 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. This authorization is valid until further written notice from the applicant. Sincerely, Signature AP Wang Engineering Director

External Photos

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-EXP Page 1 of 4 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-EXP Page 2 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-EXP Page 3 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-EXP Page 4 of 4

ID Label/Location Info

Label Location INPUT: DC6V 400mA MODEL: AM21 BU MADE IN CHINA SN: 000GGCCYYWWXXXXXX FCC ID: 2ARRB-AM21ABU IC: 20353-AM21ABU HVIN: AM21ABU

Internal Photos

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-INP Page 1 of 3 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-INP Page 2 of 3 Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-INP Page 3 of 3 ANT

RF Exposure Info

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA TR-EM-RF022 Page 12 of 72 Version 3.0 FCC §1.1307(b) & §2.1091 - RF EXPOSURE EVALUATION Applicable Standard According to KDB 447498 D04 Interim General RF Exposure Guidance v01, clause 2.1.4 –MPE-Based Exemption: An alternative to the SAR-based exemption is provided in § 1.1307(b)(3)(i)(C), for a much wider frequency range, from 300 kHz to 100 GHz, applicable for separation distances greater or equal to λ/2π, where λ is the free-space operating wavelength in meters. The MPE-based test exemption condition is in terms of ERP, defined as the product of the maximum antenna gain and the delivered maximum time-averaged power. For this case, a RF source is an RF exempt device if its ERP (watts) is no more than a frequency-dependent value, as detailed tabular form in Appendix B. These limits have been derived based on the basic specifications on Maximum Permissible Exposure (MPE) considered for the FCC rules in § 1.1310(e)(1). Table to § 1.1307(b)(3)(i)(C) - Single RF Sources Subject to Routine Environmental Evaluation f = frequency in MHz; R = minimum separation distance from the body of a nearby person (appropriate units, e.g., m); For multiple RF sources: Multiple RF sources are exempt if: in the case of fixed RF sources operating in the same time-averaging period, or of multiple mobile or portable RF sources within a device operating in the same time averaging period, if the sum of the fractional contributions to the applicable thresholds is less than or equal to 1 as indicated in the following equation: Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA TR-EM-RF022 Page 13 of 72 Version 3.0 Result Mode Frequency (MHz) Tune up conducted power # Antenna Gain # ERP Evaluation Distance (m) MPE-Based Exemption Threshold (mW) (dBm) (dBi) (dBd)(dBm)(mW) DECT 1921.536- 1928.448 18 1.37 -0.78 17.22 52.72 0.2 768 Note 1: The tune-up power and antenna gain was declared by the applicant. Note 2: 0dBd=2.15dBi. Result: Compliant

Test Report

Antenna Specification Model Name 1.9G DECT ANT-BU Frequency 1920MHz 1925MHz 1930MHz Gain (dBi) 1.31 dBi 1.37 dBi 1.26 dBi MAX. Gain 1.37 dBi Impedance 50 Ω Manufacturer Meizhou Guo Wei Electronics Co., Ltd. AD1 Section, Economic Development Area, Dongsheng Industrial District Meizhou Guangdong 518000 China Antenna Photo

Test Report

Note: The information marked # is provided by the applicant, the laboratory is not responsible for its authenticity and this information can affect the validity of the result in the test report. Customer model name, addresses, names, trademarks etc. are included. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report must not be used by the customer to claim product certification, approval, or endorsement by NVLAP or any agency of the U.S. Government. This report may contain data that are not covered by the NVLAP accreditation and are marked with an asterisk “▼”. Bay Area Compliance Laboratories Corp. (Shenzhen) 5F(B-West) , 6F, 7F, the 3rd Phase of Wan Li Industrial Building D, Shihua Rd, FuTian Free Trade Zone, Shenzhen, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn TR-EM-RF022 Page 1 of 72 Version 3.0 TEST REPORT Applicant Name: Meizhou Guo Wei Electronics Co., Ltd. Address: AD1 Section, Economic Development Area, Dongsheng Industrial District, Meizhou, Guangdong, China. Report Number: 2501Y82035E-RFA FCC ID: 2ARRB-AM21ABU IC: 20353-AM21ABU Test Standard (s) FCC PART 15D; RSS-GEN ISSUE 5, FEBRUARY 2021 AMENDMENT 2; RSS-213, ISSUE 3, MARCH 2015 Sample Description Product Type: Digital Audio Baby Monitor Model No.: AM21 BU Multiple Model(s) No.: N/A Trade Mark: N/A Date Received: 2025/10/20 Issue Date: 2025/10/30 Test Result: Pass ▲ ▲ In the configuration tested, the EUT complied with the standards above. Prepared and Checked By: Approved By: Bruce Lin Nancy Wang RF Engineer RF Supervisor Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA TR-EM-RF022 Page 2 of 72 Version 3.0 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ......................................................................................................................... 4 GENERAL INFORMATION ....................................................................................................................................... 5 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 5 OBJECTIVE ................................................................................................................................................................... 5 TEST METHODOLOGY .................................................................................................................................................. 5 MEASUREMENT UNCERTAINTY .................................................................................................................................... 6 TEST FACILITY ............................................................................................................................................................. 6 SYSTEM TEST CONFIGURATION .......................................................................................................................... 7 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 7 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 7 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 7 EXTERNAL I/O CABLE .................................................................................................................................................. 7 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 7 SUMMARY OF TEST RESULTS ............................................................................................................................... 9 TEST EQUIPMENT LIST ......................................................................................................................................... 10 FCC §1.1307(B) & §2.1091 - RF EXPOSURE EVALUATION .............................................................................. 12 APPLICABLE STANDARD ............................................................................................................................................ 12 RESULT ...................................................................................................................................................................... 13 RSS-102 § 6.6 - FIELD REFERENCE LEVEL EXPOSURE EXEMPTION LIMITS ......................................... 14 APPLICABLE STANDARD ............................................................................................................................................ 14 RESULT ...................................................................................................................................................................... 14 FCC § 15.317, § 15.203 & RSS-GEN §6.8 ANTENNA REQUIREMENT .............................................................. 15 APPLICABLE STANDARD ............................................................................................................................................ 15 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 15 FCC § 15.315, § 15.207 & RSS-213 §5.4 CONDUCTED EMISSIONS ................................................................... 16 APPLICABLE STANDARD ......................................................................................................................................…

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Test Setup Photos

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-TSP Page 1 of 4 EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-TSP Page 2 of 4 Radiated Emissions View (Below 30MHz) Radiated Emissions View (Below 1 GHz) Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-TSP Page 3 of 4 Radiated Emissions View (1-18 GHz) Radiated Emissions View (18-20 GHz) Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501Y82035E-RFA-TSP Page 4 of 4 RF Conducted View

Contact Information

Applicant

AP Wang(Engineering Director)
[email protected]Fax: 0755-2573-6666

Test Firm

Bay Area Compliance Laboratories Corp (Shenzhen)Nana Liu
[email protected]

Technical Specifications

#Rule PartsFrequency RangePower Output
115D1.92 GHz - 1.93 GHz55.00 mW
Confidentiality
Long Term
Grant Notes
Output power listed is conducted. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance.

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