2AO23-CLKCSCalarm clock with wireless charging

C5266091_X8_Ed.1 1/1 Letter of Authorization Chug, Inc. Company: Chug, Inc. Address: 7157 Shady Oak Road, Eden Prairie, MN 55344, USA Product Name: alarm clock with wireless charging Model Number: CLKCSC FCC Identifier: 2AO23-CLKCSC 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: Michael Clemmer Date: 1/11/2023 Title: General manager Signature of applicant:

C5266091_X10_Ed.1 1/1 Chug, Inc. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 1/11/2023 Subject: Request for Confidentiality FCC ID: 2AO23-CLKCSC 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: Michael Clemmer Date: 1/11/2023 Title: General manager

Page 1 of 4 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Appendix - EUT Photos Model: CLKCSC Photo 1 Photo 2 Page 2 of 4 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 3 Photo 4 Page 3 of 4 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 5 Photo 6 Page 4 of 4 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 7 Photo 8 ----End of Report----

Page 1 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Appendix - EUT Photos Model: CLKCSC Photo 1 Photo 2 Page 2 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 3 Photo 4 Page 3 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 5 Photo 6 Page 4 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 7 Photo 8 Page 5 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 9 Photo 10 Page 6 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 11 Photo 12 ANT Page 7 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 13 Photo 14 Page 8 of 8 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web:www.mtitest.com E-mail: [email protected] Photo 15 Photo 16 ----End of Report----

Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Tel : (8 6-755)88850135 Fax: (86-755) 88850136 We b : www.mtitest.com E-mail: [email protected] Test Report Report No.: MTi221222002-01E2 Date of issue: 2022-12-30 Applicant: Chug Inc. Product: alarm clock with wireless charging Model(s): CLKCSC FCC ID: 2AO23-CLKCSC Shenzhen Microtest Co., Ltd. http://www.mtitest.com Page 2 of 13 Report No.: MTi221222002-01E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Instructions 1. This test report shall not be partially reproduced without the written consent of the laboratory. 2. The test results in this test report are only responsible for the samples submitted 3. This test report is invalid without the seal and signature of the laboratory. 4. This test report is invalid if transferred, altered, or tampered with in any form without authorization. 5. Any objection to this test report shall be submitted to the laboratory within 15 days from the date of receipt of the report. Page 3 of 13 Report No.: MTi221222002-01E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Contents 1 General Description ........................................................................................................................ 5 1.1 Description of the EUT ....................................................................................................................................... 5 1.2 Description of test modes ................................................................................................................................... 5 1.3 Description of support units ................................................................................................................................ 6 2 Measurement uncertainty ............................................................................................................... 6 3 Test facilities and accreditations .................................................................................................... 7 3.1 Test laboratory .................................................................................................................................................... 7 4 List of test equipment ..................................................................................................................... 8 5 Test result ........................................................................................................................................ 9 5.2 Test setup ......................................................................................................................................................... 10 5.3 Test Procedures ................................................................................................................................................ 10 5.4 Equipment Approval Considerations item 5 b) of KDB 680106 D01 v03r01 .................................................... 11 5.5 Test results ....................................................................................................................................................... 12 Photographs of the Test Setup ............................................................................................................ 13 Photographs of the EUT....................................................................................................................... 13 Page 4 of 13 Report No.: MTi221222002-01E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Test Result Certification Applicant: Chug Inc. Address: 7157 Shady Oak Road, Eden Prairie, MN 55344, USA Manufacturer: Chug Inc. Address: 7157 Shady Oak Road, Eden Prairie, MN 55344, USA Product description Product name: alarm clock with wireless charging Trademark: N/A Model name: CLKCSC Series Model: N/A Standards: FCC CFR 47 PART 1, § 1.1310 Test method: KDB 680106 v03r01 Date of Test Date of test: 2022-12-27~2022-12-30 Te s t result: Pass Test Engineer : (Yanice Xie) Reviewed By: : (Leon Chen) Approved By: : (Tom Xue) Page 5 of 13 Report No.: MTi221222002-01E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] 1 General Description 1.1 Description of the EUT Product name: alarm clock with wireless charging Model name: CLKCSC Series Model: N/A Model difference: N/A Electrical rating: Input: DC 12V/1.0A Battery: DC 3V(CR2032) Accessories: 1. Adapter: Model: GQ12-120100-AU Input: 100-240V~ 50/60Hz 0.4A Max Output: 12V⎓1A Hardware version: MCM9696 Software version: V1.2.4 RF specification: Operation frequency: 115 kHz – 205 kHz Modulation type: ASK Antenna type: Coil Antenna 1.2 Description of test modes All the test modes were carried out with the EUT in normal operation, the final test mode of the EUT was the worst test mode for emission test, which was shown in this report and defined as: No. Emission test modes Mode 1 Wireless Output (5W) Mode 2 Stand-by The test data only show worst test mode: Mode 1 Page 6 of 13 Report No.: MTi221222002-01E2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail…

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Address: 101, No.7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Tel : (8 6-755)88850135 Fax: (86-755) 88850136 We b : www.mtitest.com E-mail: [email protected] Test Report Report No.: MTi221222002-01E1 Date of issue: 2022-12-30 Applicant: Chug Inc. Product: alarm clock with wireless charging Model(s): CLKCSC FCC ID: 2AO23-CLKCSC Shenzhen Microtest Co., Ltd. http://www.mtitest.com Page 2 of 24 Report No.: MTi221222002-01E1 Address: 101, No. 7, Zone2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Instructions 1. This test report shall not be partially reproduced without the written consent of the laboratory. 2. The test results in this test report are only responsible for the samples submitted 3. This test report is invalid without the seal and signature of the laboratory. 4. This test report is invalid if transferred, altered, or tampered with in any form without authorization. 5. Any objection to this test report shall be submitted to the laboratory within 15 days from the date of receipt of the report. Page 3 of 24 Report No.: MTi221222002-01E1 Address: 101, No. 7, Zone2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Table of contents 1. General Description ........................................................................................................................ 5 1.1 Description of the EUT ....................................................................................................................................... 5 1.2 Description of test modes ................................................................................................................................... 6 1.3 Description of support units ................................................................................................................................ 6 1.4 Environmental conditions ................................................................................................................................... 6 2. Measurement uncertainty ............................................................................................................... 7 3. Test laboratory ................................................................................................................................. 7 4. Summary of Test Result .................................................................................................................. 8 5. List of test equipment ..................................................................................................................... 9 6. Test Results ................................................................................................................................... 10 5.1 Antenna requirement ........................................................................................................................................ 10 5.3 AC power line conducted emissions ........................................................................................................... 11 5.4 Radiated emissions..................................................................................................................................... 16 5.5 Occupied bandwidth test ............................................................................................................................ 23 Photographs of the test setup ............................................................................................................. 24 Photographs of the EUT....................................................................................................................... 24 Page 4 of 24 Report No.: MTi221222002-01E1 Address: 101, No. 7, Zone2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Test Result Certification Applicant: Chug Inc. Address: 7157 Shady Oak Road, Eden Prairie, MN 55344, USA Manufacturer: Chug Inc. Address: 7157 Shady Oak Road, Eden Prairie, MN 55344, USA Product description Product name: alarm clock with wireless charging Trademark: N/A Model name: CLKCSC Series Model: N/A Standards: FCC 47 CFR Part 15 Subpart C Test method: ANSI C63.10-2013 Date of Test Date of test: 2022-12-27~2022-12-30 Te s t result: Pass Test Engineer : (Yanice Xie) Reviewed By: : (Leon Chen) Approved By: : (Tom Xue) Page 5 of 24 Report No.: MTi221222002-01E1 Address: 101, No. 7, Zone2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] 1. General Description 1.1 Description of the EUT Product name: alarm clock with wireless charging Model name: CLKCSC Series Model: N/A Model difference: N/A Electrical rating: Input: DC 12V/1.0A Battery: DC 3V(CR2032) Accessories: 1. Adapter: Model: GQ12-120100-AU Input: 100-240V~ 50/60Hz 0.4A Max Output: 12V⎓1A Hardware version: MCM9696 Software version: V1.2.4 Test sample(s) number: MTi221222002-01S1001 RF specification: Operation frequency: 115 kHz – 205 kHz Modulation type: ASK Antenna type: Coil Antenna Page 6 of 24 Report No.: MTi221222002-01E1 Address: 101, No. 7, Zone2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] 1.2 Description of test modes All the test modes were carried out with the EUT in normal operation, the final test mode of the EUT was the…

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1.MECHANICAL DIMENSION (UNIT:mm) 2.SCHEMATICS: ABC D2EHI 50±1.020.5±0.50.9±0.0560±23±1.52.8MAX 3.WINDING： 1.1底部印字100 STE P TAPE REMAR K N1 4.ELECTRICAL SPECIFICATION: ITEM SPEC 5.BILF OF MATERIAL： NO.SGS NO. 1 2 3 4 5 6 SPECIFICATION FOR APPROVAL TITLE HRSW ELECTRONICS CO.,LTD PART NO CUDAK CO.,LTD 1. Coil attached magnetic plate, magnetic plate size 50±1mm, the thickness is 0.8±0.05mm Open L-line slots. 2. Outlet position of the coil Adhesive paper 1-2Ts; 3. The bottom of the magnetic separator should be glued ⌀ 49*0.1CUDAK CO.,LTD NANJINGJINNINGCO,LTD QIAODO Yellow gum 9999 LIANCHENG CO.,LTD START-FINISH S-F L 10TS (Ref) Wei LihongHe WeihuaXie Chao APPROVED BY CHECKED BYDRAWN BY ITEM HI-POTQ value MANUFACTURER 6.3uH±10% 100KHz,0.25V TURNS AT 25°C WIRE TYPE ⌀ 0.08*105mm 2UEW TAIYI CO.,LTD 100KHz,0.25V 3.8uH±15% MATERIAL SPECIFICATION ⌀ 70mΩ Max TES T CON DCRL S-F Silk-covered wire Individual coil Coil plus magnetic plate Silk covered thread 0.08*105 strands Acetone silk covered wire 0.08*105 strands Lead-free tin strip Lead-free tin strip Magnetic sheet glue High temperature adhesive paper Back glue 8mm wide high temperature adhesive paper 50*0.8 manganese zinc hard magnetic sheet with L slot A11 Single coil slotted 0.8H lead length 60mm 6.1DIMENSION TEST(UNIT:mm) TEST ITEMABCDEH SPEC 50±1.0 20.5±0.50.9±0.0560±2 3±1.52.8MAX 1 49.820.650.8961 3.502.55 2 49.920.630.961.5 3.602.56 3 4.9820.650.9259.9 3.702.49 4 5020.0550.959.8 3.802.52 5 49.8620.450.960 4.002.50 6 7 8 9 10 MAX50.0020.650.9261.504.002.56 MIN4.9820.060.8959.803.502.49 AVERAGE40.9120.490.9060.443.722.52 DCR Q S-F TEST CONDAT 25°C SPEC 6.3uH ±10% 70mΩ(Max) 16.3552.00 26.4053.00 36.3251.00 46.3849.00 56.3750.00 6 7 8 9 10 MAX6.4053.00 MIN6.3249.00 AVERAGE6.3651.00 HRSW ELECTRONICS CO.,LTD SPECIFICATION FOR APPROVAL DRAWN BY TEST ITEM HI-POT 6.2ELECTRICAL TEST PART NO IDC S-F 6.SAMPLE TEST DATA 100KHz/0.25v APPROVED BYCHECKED BY L TITLE Xie Chao He Weihua Wei Lihong A11 Single coil slotted 0.8H lead length 60mm He Weihua Wei Lihong TITLE SPECIFICATION FOR APPROVAL DRAWN BYCHECKED BYAPPROVED BY Xie Chao HRSW ELECTRONICS CO.,LTD PART NO ces05 052 002 051 001 05 °C022 °C042 )ces(T )°C(T 05 003 052 002 051 001 0 0 ces061,°C081～°C061 003 Compliance RoHS A11 Single coil slotted 0.8H lead length 60mm

Page 1 of 2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Appendix - Test Setup Photos Model: CLKCSC Radiated emissions – Below 30 MHz Radiated emissions –Below 1 GHz Page 2 of 2 Address: 101, No. 7, Zone 2, Xinxing Industrial Park, Fuhai Avenue, Xinhe Community, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Te l : (86-755)88850135 Fax: (86-755) 88850136 Web: www.mtitest.com E-mail: [email protected] Conducted emissions MPE ----End of Report----