2AYTI-BKA300PLow frequency power amplifier

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. - French: Le présentappareilestconforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitationestautorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareildoit accepter tout brouillageradioélectriquesubi, mêmesi le brouillageest susceptible d'encompromettre le fonctionnement. - English: This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) This device must accept any interference, including interference that may cause undesired operation of the device. IC warning 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 uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off 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. -Consult the dealer or an experienced radio/TV technician for help. FCC warning:

The Guitammer Company Date: 2021-02-24 To: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD FCC ID: 2AYTI-BKA300P To Whom It May Concern: This letter is to ascertain that The Guitammer Company EUT : Low frequency power amplifier Model Name : BKA300-P We will apply for FCC SDOC. If you have any question or concerns, pls. contact us. Sincerely, Client’s signature ： Client’s name / title ： Nancy Luden/Manager Contact information / address: The Guitammer Company /The Guitammer Company 6117 Maxtown Road, WESTERVILLE OHIO 43081 USA

(The Guitammer Company) Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AYTI-BKA300P 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: Exhibit Type File Name Block Diagram, Schematics, Operational Description Block Diagram.pdf, Schematics.pdf, Operational Description.pdf 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. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Internal Photos, Test Setup Photos, Manual, External Photos Internal Photos.pdf, Test Setup Photos.pdf, Manual.pdf, External Photos.pdf Sincerely, Nancy Luden/Manager The Guitammer Company

Z:\2020\YAGO(艾美艾讯)\EN201215003W(ES201215031W)(BKA300-P)\2.Technical Document\Timco\POA_Letter.docx (The Guitammer Company) Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: February 24, 2021 SUBJECT: FCC Application for FCC ID: 2AYTI-BKA300P To Whom It May Concern: We, the undersigned, hereby authorize Tony Wei at EMTEK(NINGBO) CO., LTD. on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by EMTEK(NINGBO) CO., LTD. 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. Sincerely, Nancy Luden/Manager The Guitammer Company

External photos: ---The End---

Label Location

Internal photos: ---The End--- Antenna

Report No.ES201215031W Page 1 of 33 Ver.1.0 TEST REPORT Product Name : Low frequency power amplifier Model Number : BKA300-P FCC ID : 2AYTI-BKA300P $二维码$ Prepared for : The Guitammer Company Address : The Guitammer Company 6117 Maxtown Road, WESTERVILLE OHIO 43081 USA Prepared by : EMTEK (SHENZHEN) CO., LTD. Address : Building 69, Majialong Industry Zone, Nanshan District, Shenzhen, Guangdong, China Tel: (0755) 26954280 Fax: (0755) 26954282 Report Number : ES201215031W Date(s) of Tests : December 15, 2020 to February 23, 2021 Date of Issue : February 24, 2021 Report No.ES201215031W Page 2 of 33 Ver.1.0 Table of Contents 1 TEST RESULT CERTIFICATION ......................................................................................................................... 3 2 EUT TECHNICAL DESCRIPTION ....................................................................................................................... 5 3 SUMMARY OF TEST RESULT ............................................................................................................................ 6 4 TEST METHODOLOGY ....................................................................................................................................... 7 4.1 GENERAL DESCRIPTION OF APPLIED STANDARDS ................................................................................... 7 4.2 MEASUREMENT EQUIPMENT USED ............................................................................................................. 7 4.3 DESCRIPTION OF TEST MODES ................................................................................................................... 8 4.4 TEST SOFTWARE ............................................................................................................................................ 8 5 FACILITIES AND ACCREDITATIONS ............................................................................................................. 9 5.1 FACILITIES ....................................................................................................................................................... 9 5.2 LABORATORY ACCREDITATIONS AND LISTINGS ........................................................................................ 9 6 TEST SYSTEM UNCERTAINTY .................................................................................................................... 10 7 SETUP OF EQUIPMENT UNDER TEST ........................................................................................................ 11 7.1 RADIO FREQUENCY TEST SETUP 1 ........................................................................................................... 11 7.2 RADIO FREQUENCY TEST SETUP 2 ........................................................................................................... 11 7.3 CONDUCTED EMISSION TEST SETUP ....................................................................................................... 13 7.4 SUPPORT EQUIPMENT ................................................................................................................................ 13 8 TEST REQUIREMENTS ................................................................................................................................. 14 8.1 BANDWIDTH TEST ........................................................................................................................................ 14 8.2 RADIATED SPURIOUS EMISSION ................................................................................................................ 17 8.3 CONDUCTED EMISSIONS TEST .................................................................................................................. 29 8.4 ANTENNA APPLICATION .............................................................................................................................. 32 Report No.ES201215031W Page 3 of 33 Ver.1.0 1 TEST RESULT CERTIFICATION Applicant : The Guitammer Company Address : The Guitammer Company 6117 Maxtown Road, WESTERVILLE OHIO 43081 USA Manufacturer : NINGBO YAGO ELECTRONICS CO.,LTD. Address : No.177 Yunhui Road Yunlong Town, Yinzhou. Ningbo, China EUT : Low frequency power amplifier Model Name : BKA300-P Trademark : ButtKicker ○ R Measurement Procedure Used: APPLICABLE STANDARDS STANDARD TEST RESULT FCC 47 CFR Part 2, Subpart J FCC 47 CFR Part 15, Subpart C PASS The above equipment was tested by EMTEK(SHENZHEN) CO., LTD. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10 (2014) and the energy emitted by the sample EUT tested as described in this report is in compliance with the requirements of FCC Rules Part 2 and Part 15.249 The test results of this report relate only to the tested sample identified in this report. Date of Test : December 15, 2020 to February 23, 2021 Prepared by : Sewen Guo /Editor Reviewer : Joe Xia/Supervisor Approve & Authorized Signer : Lisa Wang/Manager Report No.ES201215031W Page 4 of 33 Ver.1.0 Modified History Version Report No. Revision Date Summary Ver.1.0 ES201215031W / Original Report Report No.ES201215031W Page 5 of 33 Ver.1.0 2 EUT TECHNICAL DESCRIPTION Product: Low frequency power amplifier Model Number: BKA300-P Sample Number: 1# Adapter: M/N: SAW06C-050-1000UD Input: AC 100-240V, 50/60Hz, 0.3A Output: DC 5V, 1000mA Test Voltage: AC 120V/60Hz (For Adapter) Modulation: FSK Frequency Range: 2405-2480MHz Max Transmit Power: 89.05 dBuV/m Antenna: PCB antenna Antenna Gain: 1.0 dBi Temperature Range: -10°C ~ 50°C Date of Received: December 15, 2020 Note: for more details, please refer to the user’s manual of the EUT. Report No.ES201215031W Page 6 of 33 Ver.1.0 3 SUMMARY OF TEST RESULT FCC Part Clause Test Parameter Verdict Remark 15.207 Conducted Emission PASS 15.209 Radiated Emission PASS 15.249 Radiated Spurious Emission PASS 15.249 Band edge test PASS 15.249 20dB Bandwidth P…

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

Radiated Conducted ---The End---