2BA2X-RR12AA40NARadio Control Transceiver

Solid Tech LLC 478 Fillmore Ave NE Palm Bay FL 32907 [email protected] (321)961-4481 Date: 08-24-2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08-01-2023 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BA2X-RR12AA40NA Solid Tech LLC (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, Jan Jelen

Solid Tech LLC 478 Fillmore Ave NE Palm Bay FL 32907 [email protected] (321)961-4481 Date: 08-24-2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08-01-2023 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2BA2X-RR12AA40NA Solid Tech LLC (“the applicant”) 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, Jan Jelen

Solid Tech LLC 478 Fillmore Ave NE Palm Bay FL 32907 [email protected] (321)961-4481 Date: 08-24-2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 08-01-2023 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2BA2X-RR12AA40NA Solid Tech LLC (“the applicant”) certifies that, as of the date of the filing of the application, we designate ourselves as the U.S. agent for service of process. Designated U.S. Agent Information: FRN: 0033716622 Name: Solid Tech LLC Address: 478 Fillmore Ave NE Palm Bay, FL 32907 Contact Person: Jan Jelen Tel.: 321-961-4481 Email: [email protected] Sincerely, Jan Jelen

Solid Tech LLC 478 Fillmore Ave NE Palm Bay FL 32907 [email protected] (321)961-4481 Revision: 160715 Page 1 of 1 Approved By: G Greene Date: 08-24-2023 TIMCO ENGINEERING, INC. 13146 NW 86th Drive, Suite 400 Alachua , FL 32615 SUBJECT: Application for Certification for FCC ID: 2BA2X-RR12AA40NA, IC: 30291-RR12AA40NA To Whom It May Concern: We, the undersigned, hereby authorize Sharon Hoffman at Timco Engineering Inc. on our behalf, to apply to the Federal Communications Commission and ISED on our equipment. Any and all acts carried out by Sharon Hoffman at Timco Engineering Inc. on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Jan Jelen

Solid Tech LLC 478 Fillmore Ave NE Palm Bay FL 32907 [email protected] (321)961-4481 Revision: 160715 Page 1 of 1 Approved By: G Greene Date: 08-24-2023 TIMCO ENGINEERING, INC. 13146 NW 86 th Drive, Suite 400 Alachua , FL 32615 SUBJECT: Confidentiality request regarding application for certifications for FCC ID: 2BA2X-RR12AA40NA IC: 30291-RR12AA40NA To Whom It May Concern, Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Block Diagrams Operational Description Schematics The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Regards, Jan Jelen

FCCFCC ID: 2BA2X-RR12AA40NA, IC: 30291-RR12AA40NA External photos Figure 1 - Front view Figure 2 - Rear view JETI model s.r.o Receiver REX7Assist, REX7, REX10Assist, REX10, REX12Assist, REX12FCC Figure 3 - Side view Figure 4 - Side view Figure 5 - Top view Figure 6 - Bottom view

US Solid Tech LLC Model:RR12AA40NA FCCID:2BA2X-RR12AA40NA IC:30291-RR12AA40NA REX 12 Assist Top view: Side view: Bottom view + FCCID sticker placement:

FCCFCC ID: 2BA2X-RR12AA40NA, IC: 30291-RR12AA40NA Internal Photos Figure 1 - Front view Figure 2 - Bottom view

Test Report# TR_9069-23_FCC 1.1310/ MPE_ Revision: 2 An IIA Company Te s t Report - FCC Par t 1.1310/ MPE Applicant: Solid Tech LLC Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature 10/11/2023 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). This test report relates only to the items tested as identified and is not valid for any subsequent changes or modifications made to the equipment under test. Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 2 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). Table of Contents 1. APPLICANT INFORMATION ........................................................................................................................................................................... 3 2. LOCATION OF TESTING ................................................................................................................................................................................. 3 2.1 TEST LABORATORY .................................................................................................................................................................................................... 3 2.2 TESTING WAS PERFORMED, REVIEWED BY ................................................................................................................................................................4 3. TEST SAMPLE(S) (EUT/DUT) ........................................................................................................................................................................... 5 3.1 DESCRIPTION OF THE EUT ........................................................................................................................................................................................ 5 4. TEST METHODS & APPLICABLE REGULATORY LIMITS ............................................................................................................................ 6 4.1 TEST METHODS/STANDARDS/GUIDANCE: ............................................................................................................................................................... 6 4.1.1 FCC Limits for Maximum Permissible Exposure (MPE) .................................................................................................................. 6 4.2 EQUATIONS................................................................................................................................................................................................................ 7 5. RF EXPOSURE RESULTS .................................................................................................................................................................................. 8 6. HISTORY OF TEST REPORT CHANGES ........................................................................................................................................................ 9 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 3 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 1. Applicant Information Applicant: Solid Tech LLC Address: 478 Fillmore Ave NE Palm Bay, Florida, 32907, United States 2. Location of Testing 2.1 Test Laboratory Timco Engineering Inc. is a subsidiary of Industrial Inspection & Analysis, Inc. (“IIA”). Testing was performed at Timco’s permanent laboratory located at 849 NW State Road 45, Newberry, Florida 32669 FCC test firm # 578780 FCC Designation # US1070 FCC site registration is under A2LA certificate # 0955.01 ISED Canada test site registration # 2056A EU Notified Body # 1177 For all designations see A2LA scope # 0955.01 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 4 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 2.2 Testing was performed, reviewed by Dates of Testing: 7/27/2023 – 8/3/2023 Signature: Name & Title: Tim Royer, EMC Engineer Date of Signature 10/11/2023 Signature: Name & Title: Kristoffer Costa, EMC Technician Date of Signature 10/11/2023 Signature: Name & Title: Terri Allen, Project Specialist Date of Signature 10/11/2023 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 5 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 3. Test Sample(s) (EUT/DUT) The test sample was received: 7/19/2023 3.1 Description of the EUT A description as well as unambiguous identification of the EUT(s) tested. Where more than one sample is required for technical reasons (such as the use of connected units for the purpose of conducted output power testing where the product units will have integral antennas), each specific test shall identify which unit was tested. Identification FCC ID: 2BA2X-RR12AA40NA Brief Description Radio Control Transceiver Model(s) # RR12AA40NA, RR12A40NA, RR10NA, RR10ANA, RR7ANA, RR7NA, RR7AA40NA, RR7A40NA Firmware version N/A Software version N/A Serial Number N/A Technical Characteristics Frequency Range 2400 MHz-2483.5 MHz RF O/P Power (Max.) 18.98 dBm/ 0.079 W Modulation O-QPSK Bandwidth & Emission Class G7D Number of Channels N/A Duty Cycle 20% Antenna Connector N/A Voltage Rating (AC or Batt.) 5 VDC Antenna Characteristics Antenna Frequency Range Mode / BW Antenna Gain 1 n/a n/a 2.1 dBi - Note: Information such as antenna gain, firmware/software numbers ar…

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Test Report# TR_9069-23_FCC 15.247_ Revision: 2 An IIA Company Te s t Report - FCC Par t 15.247 Applicant: Solid Tech LLC Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature 10/10/2023 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). This test report relates only to the items tested as identified and is not valid for any subsequent changes or modifications made to the equipment under test. Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 2 of 44 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). Table of Contents 1. APPLICANT INFORMATION ........................................................................................................................................................................... 4 1.1 TEST RESULT SUMMARY ............................................................................................................................................................................................4 2. LOCATION OF TESTING ................................................................................................................................................................................. 6 2.1 TEST LABORATORY .................................................................................................................................................................................................... 6 2.2 TES TING WAS PERFORMED, REVIEWED BY ................................................................................................................................................................ 7 3. TEST SAMPLE(S) (EUT/DUT) ........................................................................................................................................................................... 8 3.1 DESCRIPTION OF THE EUT ........................................................................................................................................................................................ 8 3.2 CONFIGURATION OF EUT ......................................................................................................................................................................................... 9 3.3 TEST SETUP OF EUT .................................................................................................................................................................................................. 9 4. TEST METHODS & APPLICABLE REGULATORY LIMITS .......................................................................................................................... 10 4.1 TEST METHODS/STANDARDS/GUIDANCE: ............................................................................................................................................................. 10 4.2 APPLIED LIMITS AND REGULATORY LIMITS: ............................................................................................................................................................ 10 5. MEASUREMENT UNCERTAINTY .................................................................................................................................................................. 10 6. ENVIRONMENTAL CONDITIONS ............................................................................................................................................................... 10 6.1 TEMPERATURE & HUMIDITY .................................................................................................................................................................................... 10 7. LIST OF TEST EQUIPMENT AND TEST FACILITY ....................................................................................................................................... 11 7.1 LIST OF TEST EQUIPMENT ........................................................................................................................................................................................ 11 8. TEST RESULTS ................................................................................................................................................................................................. 12 8.1 CONDUCTED OUTPUT POWER ............................................................................................................................................................................... 13 8.1.1 Conducted Output Power, 2405 MHz .............................................................................................................................................. 14 8.1.2 Conducted Output Power, 2440 MHz .............................................................................................................................................. 15 8.1.3 Conducted Output Power, 2480 MHz .............................................................................................................................................. 16 8.2 OCCUPIED BANDWIDTH .......................................................................................................................................................................................... 17 8.2.1 99% Occupied Bandwidth, 2405 MHz .............................................................................................................................................. 18 8.2.2 99% Occupied Bandwidth, 2440 MHz .............................................................................................................................................. 19 8.2.3 99% Occupied Bandwidth, 2480 MHz ............................................................................................................................................. 2…

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Test Report# TR_9069-23_ Antenna Gain Report Revision: 1 An IIA Company Antenna Gain Te s t Report - Applicant: Solid Tech LLC Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature 10/11/2023 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). This test report relates only to the items tested as identified and is not valid for any subsequent changes or modifications made to the equipment under test. Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 2 of 11 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). Table of Contents 1. CUSTOMER INFORMATION ........................................................................................................................................................................... 3 2. LOCATION OF TESTING ................................................................................................................................................................................. 3 TEST LABORATORY ................................................................................................................................................................................................................. 3 TESTING WAS PERFORMED, REVIEWED BY .............................................................................................................................................................................4 3. TEST SAMPLE(S) (EUT/DUT) ........................................................................................................................................................................... 5 DESCRIPTION OF THE EUT ..................................................................................................................................................................................................... 5 4. TEST METHODS & APPLICABLE REGULATORY LIMITS ............................................................................................................................ 6 5. APPLIED LIMITS AND REGULATORY LIMITS: ............................................................................................................................................. 6 6. FCC NOTICE: ..................................................................................................................................................................................................... 6 7. CALCULATION PROCEDURE ......................................................................................................................................................................... 7 8. EQUATIONS ...................................................................................................................................................................................................... 7 9. LIST OF TEST EQUIPMENT ............................................................................................................................................................................. 8 10. RF EXPOSURE RESULTS .................................................................................................................................................................................. 9 11. ANNEX-B – TEST SETUP PHOTOGRAPHS ................................................................................................................................................ 10 12. HISTORY OF TEST REPORT CHANGES ...................................................................................................................................................... 10 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 3 of 11 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 1. Customer Information Applicant: Solid Tech LLC Address: 478 Fillmore Ave NE Palm Bay, Florida, 32907, United States 2. Location of Testing Test Laboratory Timco Engineering Inc. is a subsidiary of Industrial Inspection & Analysis, Inc. (“IIA”). Testing was performed at Timco’s permanent laboratory located at 849 NW State Road 45, Newberry, Florida 32669 FCC test firm # 578780 FCC Designation # US1070 FCC site registration is under A2LA certificate # 0955.01 ISED Canada test site registration # 2056A EU Notified Body # 1177 For all designations see A2LA scope # 0955.01 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 4 of 11 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). Testing was performed, reviewed by Dates of Testing: 7/27/2023 – 8/3/2023 Signature: Name & Title: Tim Royer, EMC Engineer Date of Signature 10/11/2023 Signature: Name & Title: Terri Allen, Project Specialist Date of Signature 10/11/2023 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 5 of 11 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 3. Test Sample(s) (EUT/DUT) The test sample was received: 7/19/2023 Description of the EUT A description as well as unambiguous identification of the EUT(s) tested. Where more than one sample is required for technical reasons (such as the use of connected units for the purpose of conducted output power testing where the product units will have integral antennas), each specific test shall identify which unit was tested. Identification FCC ID: 2BA2X-RR12AA40NA Brief Description Radio Control Transceiver Model(s) # RR12AA40NA, RR1…

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ANNEX B – Test Setup Photograph Exhibit Solid Tech LLC FCC ID: 2BA2X-RR12AA40NA Conducted Test Setup Radiated Testing, Table Setup Radiated Testing, Below 1 GHz Radiated Testing, Below 1 GHz #2 Radiated Testing, Above 1 GHz