ZXTIDONDRDOX1LTE Mobile Phone

06 07 03 04 02 05 01 Specific Absorption Rate (SAR) information SAR tests are conducted using standard operating positions accepted by the FCC with the phone transmitting at its highest certified power level in all tested frequency bands, although the SAR is determined at the highest certified power level, the actual SAR level of the phone while operating can be well below the maximum value, in general, the closer you are to a wireless base station antenna, the lower the power output. Before a new model phone is a available for sale to the public, it must be tested and certified to the FCC that it does not exceed the exposure limit established by the FCC, Tests for each phone are performed in positions and locations (e.g. at the ear and worn on the body)as required by the FCC. For body worn operation, this mobile phone has been tested and meets the FCC RF exposure this product or when positions the handset a minimum of 10 mm from the body. This device complies with part 15 of the FCC Rules. Operation is subject to the following two (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any 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 device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates radio frequency energy and, if not installed and used in instructions, may cause harmful interference to radio However, there is no guarantee that interference will not installation. If this equipment does television reception, which can be determined by turning and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Possibly hazardous optical radiation emitted from this product, do not stare at operating lamp. Maybe harmful to the eyes. FCC Warning guidelines when used with an accessory designated for used with an accessory that contains no metal and that uses and can radiate radio accordance with the communications. occur in a particular cause harmful interference to radio or the equipment off Consult the dealer or an experienced radio/TV technician for help. conditions:

SHENZHEN UNITED TIME TECHNOLOGY CO.,LTD. Address: 702,5-A Building, Software Industrial Base, No.11 Haitian 1st Road, Nanshan District, Shenzhen, China Tel.: 86 -755-86512180 Fax: 86 -755-86512180 E-mail: [email protected] QA-FR-170-B FCC Authorization Date: 2020-03-16 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, SHENZHEN UNITED TIME TECHNOLOGY CO.,LTD. hereby authorizes Bay Area Compliance Laboratories Corporation 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 Laboratory Corporation 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 Yours, Signature Bingbing Liu Assistant General Manager 问伽d tn,

SHENZHEN UNITED TIME TECHNOLOGY CO.,LTD. ADD: 702,5-A Building, Software Industrial Base, No.11 Haitian 1st Road, Nanshan District, Shenzhen, China Tel: + 86 -755-86512180 Fax: +86 -755-86512180 Email: [email protected] FCC Confidential Authorization Date: 2020-03-16 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: ZXTIDONDRDOX1 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, SHENZHEN UNITED TIME TECHNOLOGY CO.,LTD. hereby requests long-term confidential treatment of information accompanying this application as outlined below:  Block Diagram  Schematics  Operation Description  Parts List/Tune up procedure (for licensed devices) 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 Yours, Signature Bingbing Liu Assistant General Manager 问伽d tn,

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Earphone & FM Antenna

EXHIBIT A - FCC ID LABEL AND LOCATION FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS IC BT&Wi-Fi&GPS Antenna GSM&WCDMA&CDMA &LTE Antenna Aux Antenna

Note: This report must not be used by the customer to claim product certification, approval, or endorsement by A2LA* or any agency of the Federal Government. This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. 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. FCC PART 15.247 TEST REPORT For SHENZHEN UNITED TIME TECHNOLOGY CO.,LTD. 702,5-A Building, Software Industrial Base, No.11 Haitian 1st Road, Nanshan District,Shenzhen, China FCC ID: ZXTIDONDRDOX1 Report Type: Original Report Product Type: LTE mobile phone Re port Number: RGMA191128001-00B Re port Date: 2020-03-11 Reviewed B y: Jimmy Xiao RF En gineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F., West Wing, Third Phase of Wanli Industrial Building, Shihua Road, Futian Free Trade Zone, Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RGMA191128001-00B FCC Part 15.247 Page 2 of 30 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 SPECIAL ACCESSORIES ................................................................................................................................................. 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 6 EXTERNAL I/O CABLE .................................................................................................................................................. 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 7 SUMMARY OF TEST RESULTS ............................................................................................................................... 8 TEST EQUIPMENT LIST ........................................................................................................................................... 9 FCC§15.247 (i), §1.1307 (b) (1) &§2.1093 – RF EXPOSURE ...................................................................................... 10 APPLICABLE STANDARD ............................................................................................................................................ 10 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 11 FCC §15.207 (a) – AC LINE CONDUCTED EMISSIONS ..................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 EUT SETUP ................................................................................................................................................................ 12 EMI TEST RECEIVER SETUP ....................................................................................................................................... 12 TEST PROCEDURE ...................................................................................................................................................... 12 CORRECTED FACTOR & MARGIN CALCULATION ..........................................................…

Text truncated - open the document above for the full version.

Appendix A: 20dB Emission Bandwidth Test Result TestMode Antenna Channel 20db EBW[MHz] Limit[MHz] Verdict DH1 Ant1 2402 0.897 --- PASS 2441 0.897 --- PASS 2480 0.897 --- PASS 2DH1 Ant1 2402 1.224 --- PASS 2441 1.236 --- PASS 2480 1.224 --- PASS 3DH1 Ant1 2402 1.227 --- PASS 2441 1.242 --- PASS 2480 1.233 --- PASS Test Graphs DH1_Ant1_2402 DH1_Ant1_2441 DH1_Ant1_2480 2DH1_Ant1_2402 2DH1_Ant1_2441 2DH1_Ant1_2480 3DH1_Ant1_2402 3DH1_Ant1_2441 3DH1_Ant1_2480 Appendix B: Maximum peak conducted output power Test Result TestMode Antenna Channel Result[dBm] Limit[dBm] Verdict DH1 Ant1 2402 6.68 <=20.97 PASS 2441 6.45 <=20.97 PASS 2480 6.62 <=20.97 PASS 2DH1 Ant1 2402 5.95 <=20.97 PASS 2441 5.72 <=20.97 PASS 2480 5.84 <=20.97 PASS 3DH1 Ant1 2402 6.24 <=20.97 PASS 2441 6.00 <=20.97 PASS 2480 6.14 <=20.97 PASS Appendix C: Carrier frequency separation Test Result TestMode Antenna Channel Result[MHz] Limit[MHz] Verdict DH1 Ant1 Hop 1.000 >=0.598 PASS 2DH1 Ant1 Hop 1.000 >=0.824 PASS 3DH1 Ant1 Hop 1.000 >=0.828 PASS Test Graphs DH1_Ant1_Hop 2DH1_Ant1_Hop 3DH1_Ant1_Hop Appendix D: Time of occupancy Test Result TestMode AntennaChannel BurstWidth [ms] TotalHops [Num] Result[s]Limit[s] Verdict DH1 Ant1 Hop 0.37 290 0.108 <=0.4 PASS DH3 Ant1 Hop 1.62 80 0.130 <=0.4 PASS DH5 Ant1 Hop 2.86 120 0.344 <=0.4 PASS 2DH1 Ant1 Hop 0.38 320 0.122 <=0.4 PASS 2DH3 Ant1 Hop 1.63 100 0.163 <=0.4 PASS 2DH5 Ant1 Hop 2.87 80 0.229 <=0.4 PASS 3DH1 Ant1 Hop 0.38 250 0.096 <=0.4 PASS 3DH3 Ant1 Hop 1.63 70 0.114 <=0.4 PASS 3DH5 Ant1 Hop 2.87 50 0.143 <=0.4 PASS Note 1：A period time=0.4*79=31.6(S), Total of Dwell=Pluse Time*Hopping Number Note 2: Hopping Number=Hopping Number in 3.16s*10 Note 3: Hoping Number in 3.16s=Total of highest signals in 3.16s (Secong high signals were other channel) Test Graphs DH1_Ant1_Hop DH3_Ant1_Hop DH5_Ant1_Hop 2DH1_Ant1_Hop 2DH3_Ant1_Hop 2DH5_Ant1_Hop 3DH1_Ant1_Hop 3DH3_Ant1_Hop 3DH5_Ant1_Hop Appendix E: Number of hopping channels Test Result TestMode Antenna Channel Result[Num] Limit[Num] Verdict DH1 Ant1 Hop 79 >=15 PASS 2DH1 Ant1 Hop 79 >=15 PASS 3DH1 Ant1 Hop 79 >=15 PASS Test Graphs DH1_Ant1_Hop 2DH1_Ant1_Hop 3DH1_Ant1_Hop Appendix F:Band edge measurements Test Graphs DH1_Ant1_Low_2402 DH1_Ant1_High_2480 DH1_Ant1_Low_Hop_2402 DH1_Ant1_High_Hop_2480 2DH1_Ant1_Low_2402 2DH1_Ant1_High_2480 2DH1_Ant1_Low_Hop_2402 2DH1_Ant1_High_Hop_2480 3DH1_Ant1_Low_2402 3DH1_Ant1_High_2480 3DH1_Ant1_Low_Hop_2402 3DH1_Ant1_High_Hop_2480

EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Radiated Emissions View (Below 1 GHz) Radiated Emissions View (Above 1 GHz)