2BGYA-S301Thermal Receipt Printer

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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. The device has been evaluated to meet general RF exposure requirement. FCC Warning Statement:

1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: Companyname:HOPEKCORPORATIONINC FRN:0034562900 ContactName:PeterDavis Address:4358SBANNOCKSTENGLEWOOD,CO80110UnitedStates TelephoneNo:561-235-6113 Email:[email protected] Applicant: Companyname:DELIGROUPCO.,LTD GranteeCode:2BGYA FCCID:2BGYA-S301 FRN:0035552306 ContactName:YongfengWang Address:DeliIndustrialPark,NinghaiCounty,NingboCity,ZhejiangProvince, China TelephoneNo: +86-17596230906 FaxNo: / Email: [email protected] DELIGROUPCO.,LTDcertifiesthat,asofthedateofthisfilingoftheapplicationwiththeTCB, [HOPEKCORPORATIONINC]isourdesignatedUSagentforserviceofprocessfortheabove referencedFCCID.DELIGROUPCO.,LTDacceptstomaintainanagentfornolessthanone yearafterthegranteehasterminatedallmarketingandimportationortheconclusionofany commissionrelatedproceedinginvolvingequipment.[HOPEKCORPORATIONINC]accepts, asofthedateofthefilingoftheapplication,theobligationofthedesignatedUSagentfor serviceofprocessfortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,and clause§2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2024-06-14 Applicant’sName:YongfengWangUSAgent’sName:PeterDavis Title:QualityspecialistTitle:CEO Signature:Signature:

DELI GROUP CO.,LTD 6/13/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: 2BGYA-S301 DELI GROUP CO.,LTD (“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. Yours sincerely, Signature: June 13, 2024 Name: Yongfeng Wang Position: Quality specialist Company Name: DELI GROUP CO.,LTD Address: Deli Industrial Park, Ninghai County, Ningbo City, Zhejiang Province, China Tel: +86-17596230906 Fax: / Email: [email protected] DELI GROUP CO.,LTD 6/13/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: 2BGYA-S301 DELI GROUP CO.,LTD (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Yours sincerely, Signature: June 13, 2024 Name: Yongfeng Wang Position: Quality specialist Company Name: DELI GROUP CO.,LTD Address: Deli Industrial Park, Ninghai County, Ningbo City, Zhejiang Province, China Tel: +86-17596230906 Fax: / Email: [email protected]

DELI GROUP CO.,LTD Difference Description We DELI GROUP CO.,LTD state: Product name: Thermal Receipt Printer Model(s): S301, S302 All the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name. Signature: June 13, 2024 Name: Yongfeng Wang Position: Quality specialist Company Name: DELI GROUP CO.,LTD Address: Deli Industrial Park, Ninghai County, Ningbo City, Zhejiang Province, China Tel: +86-17596230906 Fax: / Email: [email protected]

DELI GROUP CO.,LTD 6/13/2024 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR Product Name: Thermal Receipt Printer FCC ID: 2BGYA-S301 Model(s): S301, S302 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 (Schematic Diagram, Block Diagram, Operational Description) required to be submitted with this application be permanently withheld from public review. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market Please contact me if there is any information you may need. Yours sincerely, Signature: June 13, 2024 Name: Yongfeng Wang Position: Quality specialist Company Name: DELI GROUP CO.,LTD Address: Deli Industrial Park, Ninghai County, Ningbo City, Zhejiang Province, China Tel: +86-17596230906 Fax: / Email: [email protected]

DELI GROUP CO.,LTD 6/13/2024 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 PSI Testing 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. Yours sincerely, Signature: June 13, 2024 Name: Yongfeng Wang Position: Quality specialist Company Name: DELI GROUP CO.,LTD Address: Deli Industrial Park, Ninghai County, Ningbo City, Zhejiang Province, China Tel: +86-17596230906 Fax: / Email: [email protected]

Page 1 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix II external photos FCC ID: 2BGYA-S301 Page 2 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 5 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------

Label: Label Location FCC ID: 2BGYA-S301 Warning: 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.

Page 1 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix III internal photos FCC ID: 2BGYA-S301 Page 2 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 3 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Page 4 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China BT ANT Page 5 of 5 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China ------End------

FCC ID: 2BGYA-S301 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China RF Exposure evaluation According to 447498 D01 General RF Exposure Guidance v06 The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] ·[√f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where f(GHz) is the RF channel transmit frequency in GHz Power and distance are rounded to the nearest mW and mm before calculation The result is rounded to one decimal place for comparison EDR: Worse case output power is as below: [2441MHz: 4.45dBm] Antenna Gain is -0.49dBi Maximum output power is 4.45dBm (2.79mW). (2.79mW /5mm)·[√2.441(GHz)]= 0.87<3.0 for 1-g SAR BLE: Worse case output power is as below: [2440MHz: 3.34dBm] Antenna Gain is -0.49dBi Maximum output power is 3.34dBm (2.16mW). (2.16mW /5mm)·[√2.441(GHz)]= 0.67<3.0 for 1-g SAR Then SAR evaluation is not required

深圳市飞易通科技有限公司 www.feasycom.com Bluetooth antenna of PCB on-board specification 1，Index Item Content Page Remark 1 Index 1 2 Spec Drawing 2 3 Specification 2 4 Antenna On Test Board 3 5 Return Loss 3 6 Radiation Pattern 3 Document Type: 2.4GHZ PCB antenna Document Version: V1.0 Release Date: Aug. 22，2023 Shenzhen Feasycom Co., LTD Telephone: 86-755-27924639 www.feasycom.com 深圳市飞易通科技有限公司 www.feasycom.com 2，Spec Drawing 3，Specification Product Number: 2.4GHZ PCB antenna Sample Photo: A. Electrical Characteristics Frequency 2400 ~ 2500 MHz S.W.R. <=2.0 Gain -0.49 dBi Efficiency ~ 35% Polarization Linear Impedance 50 Ohm B. Material & Mechanical Characteristics Material of Radiator Gold-plated copper C. Environmental Operation Temperature - 40°C ~ + 85°C Storage Temperature - 40°C ~ + 105°C 深圳市飞易通科技有限公司 www.feasycom.com 4，Antenna On Test Board 5, Return Loss 6，Radiation Pattern Radiation Pattern and Gain were dependent on measurement board design. The specification of PCB antenna was measur ed based on the PCB size and installation position as shown in the below figure Test Board. FR4 Thickness 0.8mm 16mm Empty Area 16 x 7.5mm Z X Y Ground Copper 16 x 6mm 50 ohm Feed Line 深圳市飞易通科技有限公司 www.feasycom.com Frequency：2420MHz Gain：-1.14 dBi Frequency：2440MHz Gain：-0.61 dBi Frequency：2460MHz Gain： -0.65dBi 深圳市飞易通科技有限公司 www.feasycom.com Frequency：2480MHz Gain： -1.19dBi Test Result: Frequency VNA E Total. dB(dBi) Efficiency 2400MHz -2.2924.83% 2410MHz -1.5028.94% 2420MHz -1.1430.75% 2430MHz -0.9231.75% 2440MHz -0.6133.30% 2450MHz -0.4934.67% 2460MHz -0.6533.15% 2470MHz -0.8331.96% 2480MHz -1.1929.85% 2490MHz -1.5227.58% 2500MHz -1.7126.26%

Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China FCC TEST REPORT FCC ID: 2BGYA-S301 On Behalf of DELI GROUP CO.,LTD Thermal Receipt Printer Model No.: S301, S302 Prepared for : DELI GROUP CO.,LTD Address : Deli Industrial Park, Ninghai County, Ningbo City, Zhejiang Province, China Prepared By : Shenzhen PSI Testing Co., Ltd. Address : 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Report Number : psi2405092-C01-R01 Date of Receipt : May 30, 2024 Date of Test : May 30, 2024-June 7, 2024 Date of Report : June 8, 2024 Version Number : V0 Page 2 of 78 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China TABLE OF CONTENTS Description Page 1. Summary Of Standards And Results............................................................................................ 6 1.1. Description of Standards and Results ..................................................................................... 6 2. General Information........................................................................................................................ 7 2.1. Description of Device (EUT) .................................................................................................... 7 2.2. Accessories of Device (EUT) .................................................................................................. 8 2.3. Tested Supporting System Details .......................................................................................... 8 2.4. Block Diagram of connection between EUT and simulators ................................................... 8 2.5. Test Mode Description ............................................................................................................. 8 2.6. Test Conditions ........................................................................................................................ 9 2.7. Test Facility .............................................................................................................................. 9 2.8. Measurement Uncertainty ....................................................................................................... 9 2.9. Test Equipment List ............................................................................................................... 10 3. Maximum Peak Output Power ..................................................................................................... 11 3.1. Limit ....................................................................................................................................... 11 3.2. Test Procedure ...................................................................................................................... 11 3.3. Test Setup .............................................................................................................................. 11 3.4. Test Result ............................................................................................................................. 11 4. Bandwidth ..................................................................................................................................... 12 4.1. Limit ....................................................................................................................................... 12 4.2. Test Procedure ...................................................................................................................... 12 4.3. Test Result ............................................................................................................................. 12 5. Carrier Frequency Separation ..................................................................................................... 23 5.1. Limit ....................................................................................................................................... 23 5.2. Test Procedure ...................................................................................................................... 23 5.3. Test Result ............................................................................................................................. 23 6. Number Of Hopping Channel ...................................................................................................... 25 6.1. Limit ....................................................................................................................................... 25 6.2. Test Procedure ...................................................................................................................... 25 6.3. Test Result ............................................................................................................................. 25 7. Dwell Time ..................................................................................................................................... 27 7.1. Test limit ................................................................................................................................. 27 7.2. Test Procedure ...................................................................................................................... 27 7.3. Test Result ............................................................................................................................. 27 8. Out-of-band Emissions ................................................................................................................ 37 8.1. Test Limits ..............................…

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Page 1 of 2 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Appendix I Test Setup Photo FCC ID: 2BGYA-S301 Spurious Radiation Emissions Test (<1G) Spurious Radiation Emissions Test (＞1G) Page 2 of 2 Report No.: psi2405092-C01-R01 Shenzhen PSI Testing Co., Ltd. Tel: 0755-23011775 | E-mail: [email protected] | http://www.psi-lab.com Add: 1-2/F., Building 5, Yudafu Industrial Park, No.10, Xingye West Road, Shajing Subdistrict, Bao'an District, Shenzhen, Guangdong, China Conducted emission Test ------End------