2A9K5-50805CaymanB Foot Controller

FCC Caution. § 15.19 Labelling requirements. 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. § 15.21 Information to user. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. § 15.105 Information to the user. 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.

Wasan Development (MACAU) Limited Model Difference Model: 50805, 50800 All the models are the same circuit and RF module, except the model name. Regards Sincerely, Client’s signature: Client’s name / title : Ying Wang / PM Contact information / address: Alameda DR. Carlos Dassumpcao NO.249/255 EDF.CHONG TOU 15-ANDAR N,Macau

Wasan Development (MACAU) Limited 12/11/2022 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (CaymanB Foot Controller/ # AND FCC ID: 2A9K5-50805 To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - Block Diagram - Schematics - Operational Description required to be submitted with this application be permanently withheld from public review. The above documents are company proprietary information that could never get into the possession of your competition. Please contact me if there is any information you may need. Sincerely, Client’s signature: Client’s name / title : Ying Wang/ PM Contact information / address: Alameda DR. Carlos Dassumpcao NO.249/255 EDF.CHONG TOU 15-ANDAR N,Macau

Wasan Development (MACAU) Limited 12/11/2022 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen CTA Testing Technology Co., Ltd.) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Client’s signature: Client’s name / title : Ying Wang/ PM Contact information / address: Alameda DR. Carlos Dassumpcao NO.249/255 EDF.CHONG TOU 15-ANDAR N,Macau

FCC ID: 2A9K5-50805 50805 External Photos of the EUT Photo 1 Photo 2 Photo 3 FCC ID: 2A9K5-50805 Photo 4 Photo 5 Photo 6

2*2.5cm

FCC ID: 2A9K5-50805 50805 Internal Photos of the EUT Photo 1 Photo 2 Photo 3 FCC ID: 2A9K5-50805 Photo 4 Photo 5 Photo 6 FCC ID: 2A9K5-50805 Photo 7 Photo 8 Photo 9 2.4G (PCB) antenne FCC ID: 2A9K5-50805 Photo 10

1. Antenna Description: Antenna type PCB Antenna Model 50805 Frequency range 2402-2464MHz Manufacturer ZhongShan Ya Tai Electric Appliances Co. Ltd ANT Peak Gain 1.97 dBi 2. Antenna Photo: 3. Test Equipment & Conditions Length :11.67mm diameter:6.56mm 3.1 Test instrument VSWR is tested using Agilent E5071B connected to a hand mechanism, and the status is free space. 3.2 Test environment and methods 4．Antenna Radiation Pattern 2402MHz 2433MHz 2464MHz

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao‘an District, Shenzhen, China TEST REPORT FCC Rules and Regulations Part PART 15.249 Report Reference No..............: CTA22111600501 FCC ID...................................: 2A9K5-50805 Compiled by ( position+printed name+signature ... : File administrators Zoey Cao Supervised by ( position+printed name+signature ... : Project Engineer Amy Wen Approved by ( position+printed name+signature ... : RF Manager Eric Wang Date of issue ..................................... : Nov. 23, 2022 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address ............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Applicant’s name ............................ : Wasan Development (MACAU) Limited Address............................................. : Alameda DR. Carlos Dassumpcao NO.249/255 EDF.CHONG TOU 15-ANDAR N, Macau Standard ........................................... : FCC Rules and Regulations Part PART 15.249 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description .....................: CaymanB Foot Controller Trade Mark ....................................... : HASWING Manufacturer .................................... : ZhongShan Ya Tai Electric Appliances Co. Ltd Model/Type reference ....................... : 50805 Listed Models .................................. : 50800 Modulation ....................................... : GFSK Frequency .......................................... 2402-2464MHz Ratings.............................................. : DC 3.7V From Battery and DC 5.0V From external circuit Result ................................................ : PASS Report No.: CTA22111600501 Page 2 of 29 T E S T R E P O R T Equipment under Test : CaymanB Foot Controller Model /Type : 50805 Listed Models : 50800 Applicant : Wasan Development (MACAU) Limited Address : Alameda DR. Carlos Dassumpcao NO.249/255 EDF.CHONG TOU 15-ANDAR N, Macau Manufacturer : ZhongShan Ya Tai Electric Appliances Co. Ltd Address : No.4 XinLong Street NanLong Industrial Park SanXiang, Zhongshan Guangdong Province, China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: CTA22111600501 Page 3 of 29 Contents 1. 0BT E S T S T A N D A R D S ................................................................. 4 2. 1BS U M M A R Y ............................................................................ 5 2.1. General Remarks 5 2.2. 7BProduct Description 5 2.3. 8BEquipment Under Test 5 2.4. 9BShort description of the Equipment under Test (EUT) 5 2.5. 10BEUT operation mode 5 2.6. 11BBlock Diagram of Test Setup 6 2.7. Modifications 6 3. 2BT E S T E N V I R O N M E N T .............................................................. 7 3.1. Address of the test laboratory 7 3.2. Test Facility 7 3.3. 17BEnvironmental conditions 7 3.4. 18BSummary of measurement results 8 3.5. Statement of the measurement uncertainty 8 3.6. 20BEquipments Used during the Test 8 4. 3BT E S T C O N D I T I O N S A N D R E S U L T S ........................................... 10 4.1. 21BAC Power Conducted Emission ................................................................................... 10 4.2. Radiated Emission and Band Edges ............................................................................ 13 4.3. 20dB Bandwidth Measurement .................................................................................... 20 4.4. 31BAntenna Requirement ................................................................................................... 22 5. 4BT E S T S E T U P P H O T O S O F T H E E U T .......................................... 23 6. 4BT E S T P H O T O S O F T H E E U T .................................................... 24 Report No.: CTA22111600501 Page 4 of 29 1. 0BT E S T S T A N D A R D S The tests were performed according to following standards: FCC Rules Part 15.249: Operation within the bands 902 - 928 MHz, 2400 - 2483.5 MHz, 5725 - 5875 MHz, and 24.0 - 24.25 GHz. ANSI C63.10:2013 : American National Standard for Testing Unlicensed Wireless Devices ANSI C63.4: 2014: –American National Standard for Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40GHz Range of 9 kHz to 40GHz Report No.: CTA22111600501 Page 5 of 29 2. 1BS U M MA R Y 2.1. General Remarks Date of receipt of test sample : Nov. 16, 2022 Testing commenced on : Nov. 16, 2022 Testing concluded on : Nov. 23, 2022 2.2. 7BProduct Description Name of EUT CaymanB Foot Controller Model Number 50805 List Model: 50800 Power supply: DC 3.7V From Battery and DC 5.0V From external circuit Adapter information (Auxiliary test supplied by test Lab） Model: EP-TA20CBC Input: AC 100-240V 50/60Hz Output: DC 5V 2A Sample ID: CTA221116005-1# (Engineer sample) CTA221116005-2# (Normal sample) Operation frequency 2402-2464MHz Modulation GFSK Antenna Type PCB antenna Antenna Gain 1.97 dBi(Max) 2.3. 8BEquipment Under Test Power supply system utilised Power supply voltage : ○ 230V / 50 Hz ○ 120V / 60Hz ○ 12 V DC ○ 24 V DC ● Other (specified in blank below) DC 3.7V From Battery and DC 5.0V From external circuit 2.4. 9BShort description of the Equipment under Test (EUT) This…

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FCC ID: 2A9K5-50805 50805 Test Setup Photos of the EUT