2AH25NT311Cloud POS Printer

Precautions Table of Toxic and Hazardous Substances and Content in the Product Toxic or harmful substances or elements PbHgCdCr(VI)PBBPBDE Circuit board assembly Print head assembly Structural part Package Part Name 80mm Kitchen Cloud Printer QUICK START GUIDE Security Warning · Please insert the AC plug into the AC socket corresponding to the identification input on the printer; · It is strictly prohibited to use it in the presence of any potentially explosive gas. · Non-professionals should not disassemble the printer at will to avoid danger. · This is a Class A product. In the living environment, this product may cause radio interference. In this case, the user may be required to take practical measures against interference. Important Safety Instructions · Avoid installation or use during lightning, otherwise there is a risk of lightning strike; · When you find abnormal smell, overheating or smoke, please cut off the power supply immediately. · The paper tearing knife is sharp, please do not touch it! · Avoid using in humid environment; Avoid using in dusty or inflammable and explosive occasions. Recommendations · Do not use it near water or humid environment to prevent liquid from falling into the terminal. · Do not use in extremely cold and hot environments, such as cigarettes close to fire sources or ignited; · Try to use it in a clean and dust-free environment to prevent small items from falling into the terminal. · Do not use in the vicinity of medical equipment without permission. Statement The Company is not responsible for the following situations: Damage caused by use and maintenance not under the conditions described in this Guide; Damage or problems caused by options or consumables (not the original products or approved products provided by the Company). (the user has no right to modify or change the product without the consent of the Company) Disclaimer Due to the update of the product, some details of this Guide may not be in conformity with the product. Please refer to the actual product. The right to interpret this Guide belongs to the Company. We reserve the right to amend this Guide without prior notice. Usage Scenarios It is mainly used in such commercial scenarios as food delivery, scan-to-order, and order broadcasting. Target customers: restaurants, bakeries, retail stores. Available functions: order printing, order and payment information broadcasting. indicates that the content of the toxic and hazardous substance in all homogeneous materials of the component is below the limit specified in SJ/T 11363-2006. indicates that the content of the toxic and hazardous substance in at least one homogeneous material of the component exceeds the limit stipulated in SJ/T 11363-2006. However, as for the reason, because there is no mature and replaceable technology in the industry at present. The products that have reached or exceeded environmental protection service life should be recycled and reused according to the Regulations on Control and Manage- ment of Electronic Information Products, and should not be discarded randomly. : : FCC Statement Please take attention that Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the 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. FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. NT310&NT311&NT312&NT313 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Printer ProfilePaper Loading Instructions Door Cover Door Cover Button It is used to open the door cover and install/replace the printing roll paper. Press the door cover button and the door cover will pop open automatically. Power Button Used for controlling the printer power; Press "|" to turn on the printer, and press "No ID" to turn off the printer. Paper Feed Button Long press the paper feed button to start blank paper feed, and release to stop paper feed. Volume Adjustment Button “ ”means volume up,，“ ”means volume down. Abnormality Indicator The red light is on, indicating that the printer is short of paper, blocked with paper or with abnormal voltage. The red light flashes, indicating that the print head is overheated. The red light goes out, indicating that the printer is normal. Network Indicator The blue light is on, indicating that the device is connected to the server. The blue light goes out, indicating that the device is disconnected from the server. Power Indicator The green light is on, indicating the startup state; The green light goes off, indicating the shutdown state. Reminder Indicator The white light flashes, indicating that there is paper to be taken away or the paper is blocked. The white light is on, indicating that the paper roll is about to run out (only the sensor with paper will be equipped with this function); The white light goes out, indicating that there is no reminder. Cash Box Port Connect the cash box and drive the cash box to unlock. This equipment only supports external 24V/1A cash box. Please pay attention to the electrical performance parameters of the cash box. When connecting the cash box, ensure that it is shut down. USB Port Connect POS machines and other equipment to realize USB printing; Ensure that the printer is shut down when connecting the data cable. DC Power Port Connect 24V/2.5A DC to supply power to the printer; When connecting the power cord, ensure that the printer power button is in the off position Lan Network Port Connect the LAN to complete the printing of issued orders from other devices in the LAN; Connect to the WAN to complete the pri…

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<Shanghai Sunmi Technology Co.,Ltd.> To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: Shanghai Sunmi Technology Co.,Ltd. Room 605, Block 7, KIC Plaza, No.388 Song Hu Road Yang Pu District Shanghai, 20043 China Regarding: Confidentiality Request regarding application for FCC ID: 2AH25NT311 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. Sincerely, Signature: Zhang Wentang Manager Shanghai Sunmi Technology Co.,Ltd.

Compliance Certification Services (Kunshan) Inc. Page: 1 of 7 Page 1 of 7 External Photos Applicant: Shanghai Sunmi Technology Co.,Ltd. Address of Applicant: Room 605,Block 7,KIC Plaza,No.388 Song Hu Road Yang Pu District,Shanghai,China Equipment Under Test (EUT): Product Name: Cloud POS Printer Model No.: NT311 Compliance Certification Services (Kunshan) Inc. Page: 2 of 7 Page 2 of 7 Compliance Certification Services (Kunshan) Inc. Page: 3 of 7 Page 3 of 7 Compliance Certification Services (Kunshan) Inc. Page: 4 of 7 Page 4 of 7 Compliance Certification Services (Kunshan) Inc. Page: 5 of 7 Page 5 of 7 Compliance Certification Services (Kunshan) Inc. Page: 6 of 7 Page 6 of 7 Compliance Certification Services (Kunshan) Inc. Page: 7 of 7 Page 7 of 7 End

Label location FCC Warning

Compliance Certification Services (Kunshan) Inc. Page: 1 of 15 Internal Photos Applicant: Shanghai Sunmi Technology Co.,Ltd. Address of Applicant: Room 605,Block 7,KIC Plaza,No.388 Song Hu Road Yang Pu District,Shanghai,China Equipment Under Test (EUT): Product Name: Cloud POS Printer Model No.: NT311 Compliance Certification Services (Kunshan) Inc. Page: 2 of 15 Compliance Certification Services (Kunshan) Inc. Page: 3 of 15 Compliance Certification Services (Kunshan) Inc. Page: 4 of 15 Compliance Certification Services (Kunshan) Inc. Page: 5 of 15 Compliance Certification Services (Kunshan) Inc. Page: 6 of 15 Compliance Certification Services (Kunshan) Inc. Page: 7 of 15 Compliance Certification Services (Kunshan) Inc. Page: 8 of 15 Compliance Certification Services (Kunshan) Inc. Page: 9 of 15 Compliance Certification Services (Kunshan) Inc. Page: 10 of 15 Compliance Certification Services (Kunshan) Inc. Page: 11 of 15 Compliance Certification Services (Kunshan) Inc. Page: 12 of 15 Compliance Certification Services (Kunshan) Inc. Page: 13 of 15 Compliance Certification Services (Kunshan) Inc. Page: 14 of 15 Compliance Certification Services (Kunshan) Inc. Page: 15 of 15 End

Appendix B for KSEM200800092902 1. Bandwidth 1.1 Test Result Test Mode Frequency (MHz) TX Type ANT No. 20dB Bandwidth Verdict Test Result (MHz) GFSK 2402 SISO 1 1.046 PASS 2441 SISO 1 1.039 PASS 2480 SISO 1 1.015 PASS Pi/4DQPSK 2402 SISO 1 1.355 PASS 2441 SISO 1 1.362 PASS 2480 SISO 1 1.357 PASS 8DPSK 2402 SISO 1 1.334 PASS 2441 SISO 1 1.339 PASS 2480 SISO 1 1.316 PASS Test Mode Frequency (MHz) TX Type ANT No. 99% Occupied Bandwidth Test Result (MHz) GFSK 2402 SISO 1 0.938 Only for Report Use 2441 SISO 1 0.911 Only for Report Use 2480 SISO 1 0.915 Only for Report Use Pi/4DQPSK 2402 SISO 1 1.198 Only for Report Use 2441 SISO 1 1.210 Only for Report Use 2480 SISO 1 1.209 Only for Report Use 8DPSK 2402 SISO 1 1.180 Only for Report Use 2441 SISO 1 1.210 Only for Report Use 2480 SISO 1 1.211 Only for Report Use 1.2 Test Graph - 20dB Bandwidth 1.3 Test Graph - 99% Occupied Bandwidth 2. Maximum Conducted Output Power 2.1 Test Result Test Mode Frequency (MHz) Tx Type Measured Peak Output Power (dBm) Limits (dBm) Verdict Ant 1 GFSK 2402 SISO 9.85 20.97 PASS 2441 SISO 9.84 20.97 PASS 2480 SISO 10.66 20.97 PASS Pi/4DQPSK 2402 SISO 9.08 20.97 PASS 2441 SISO 8.71 20.97 PASS 2480 SISO 7.76 20.97 PASS 8DPSK 2402 SISO 9.47 20.97 PASS 2441 SISO 9.12 20.97 PASS 2480 SISO 9.39 20.97 PASS 2.2 Test Graph 3. Carrier frequency separation 3.1 Test Result Test Mode TX Type ANT No. Channel Separation (MHz) 20dB Bandwidth (MHz) Limits (MHz) Verdict GFSK SISO 1 1.000 1.046 ≥0.697 PASS Pi/4DQPSK SISO 1 0.999 1.362 ≥0.908 PASS 8DPSK SISO 1 0.984 1.339 ≥0.893 PASS 3.2 Test Graph 4. Number of hopping frequencies 4.1 Test Result Test Mode TX Type ANT No. Num of Hopping Frequencies Limits Verdict GFSK SISO 1 79 ≥15 PASS Pi/4DQPSK SISO 1 79 ≥15 PASS 8DPSK SISO 1 79 ≥15 PASS 4.2 Test Graph 5. Time of Occupancy (Dwell Time) 5.1 Test Result Test Mode Packet Type TX Type ANT No. Duration of Single Pulse (ms) Obeservat ion Period (s) Num of Pulse in Observation Period Dwell Time (ms) Limits (ms) Verdict GFSK DH1 SISO 1 0.384 31.6 320 122.880 ≤400 PASS DH3 SISO 1 1.640 31.6 169 277.160 ≤400 PASS DH5 SISO 1 2.887 31.6 104 300.248 ≤400 PASS Pi/4DQ PSK 2DH1 SISO 1 0.391 31.6 321 125.511 ≤400 PASS 2DH3 SISO 1 1.642 31.6 168 275.856 ≤400 PASS 2DH5 SISO 1 2.889 31.6 115 332.235 ≤400 PASS 8DPSK 3DH1 SISO 1 0.391 31.6 320 125.120 ≤400 PASS 3DH3 SISO 1 1.641 31.6 161 264.201 ≤400 PASS 3DH5 SISO 1 2.892 31.6 111 321.012 ≤400 PASS 5.2 Test Graph 6. Unwanted Emissions in Non-restricted Frequency Bands 6.1 Test Result Test Mode Frequency (MHz) TX Type ANT No. Spurious Conducted Emission (dBm) Limits (dBm) Verdict GFSK 2402 SISO 1 Refer to test graph -9.88 PASS 2441 SISO 1 Refer to test graph -9.88 PASS 2480 SISO 1 Refer to test graph -9.88 PASS Hopping SISO 1 Refer to test graph -9.88 PASS Pi/4DQPSK 2402 SISO 1 Refer to test graph -12.52 PASS 2441 SISO 1 Refer to test graph -12.52 PASS 2480 SISO 1 Refer to test graph -12.52 PASS Hopping SISO 1 Refer to test graph -12.52 PASS 8DPSK 2402 SISO 1 Refer to test graph -13.60 PASS 2441 SISO 1 Refer to test graph -13.60 PASS 2480 SISO 1 Refer to test graph -13.60 PASS Hopping SISO 1 Refer to test graph -13.60 PASS 6.2 Test Graph

Applicant Declaration Applicant Declaration Rev:0.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Shanghai Sunmi Technology Co.,Ltd. Address Room 605, Block 7, KIC Plaza, No.388 Song Hu Road Yang Pu District Shanghai, 200433 China Grantee Code 2AH25 FCC ID 2AH25NT311 Authorized Contact Name Zhang Wentang Contact Email [email protected] Contact Phone 18721763396 I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is 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 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.(TCB) terms and conditions. Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Applicant Signature: Date: 2020/9/16 Print Name: Zhang Wentang Title: Manager Applicant Declaration Applicant Declaration Rev:0.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Shanghai Sunmi Technology Co.,Ltd. Date: 2020/9/16 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID:2AH25NT311 To whom it may concern: We, the undersigned, hereby authorize Parlam Zhan to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. 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. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with <<Shanghai Sunmi Technology Co.,Ltd.>>. This authorization is valid until further written notice from the applicant. Name (Printed):Zhang Wentang Title:Manager Signature: On behalf of Company: Shanghai Sunmi Technology Co.,Ltd. Telephone: 18721763396

Compliance Certification Services (Kunshan) Inc. Report No.: KSEM200800092902 Page: 1 of 60 Eric Lin EMC Lab Manager The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in this report. If the product in this report is used in any configuration other than that detailed in the report, the manufacturer must ensure the new system complies with all relevant standards. Any mention of SGS International Electrical Approvals or testing done by SGS International Electrical Approvals in connection with, distribution or use of the product described in this report must be approved by SGS International Electrical Approvals in writing. TEST REPORT Application No.: KSEM2008000929CR FCC ID.: 2AH25NT311 Applicant: Shanghai Sunmi Technology Co.,Ltd. Address of Applicant: Room 605,Block 7,KIC Plaza,No.388 Song Hu Road Yang Pu District,Shanghai,China Manufacturer: Shanghai Sunmi Technology Co.,Ltd. Address of Manufacturer: Room 605,Block 7,KIC Plaza,No.388 Song Hu Road Yang Pu District,Shanghai,China Factory: Kang Zhun Electronical Technology(Kunshan)Co.,Ltd.Wu Song Jiang Branch Address of Factory: No.299,Nansong Road,Yushan Town,Kunshan City,Jiangsu Province,China Equipment Under Test (EUT): EUT Name: Cloud POS Printer Model No.: NT311 Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2020-08-03 Date of Test: 2020-08-14 to 2020-08-28 Date of Issue: 2020-08-31 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. Compliance Certification Services (Kunshan) Inc. Report No.: KSEM200800092902 Page: 2 of 60 Revision Record Version Description Date Remark 00 Original 2020-08-31 / Authorized for issue by: Damon Zhou / Project Engineer Eric Lin / Reviewer Compliance Certification Services (Kunshan) Inc. Report No.: KSEM200800092902 Page: 3 of 60 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Other requirements Frequency Hopping Spread Spectrum System Hopping Sequence 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.247(a)(1),(g),(h) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Emissions at AC Power Line (150kHz-30MHz) 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.2 47 CFR Part 15, Subpart C 15.207 Pass Conducted Peak Output Power 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.5 47 CFR Part 15, Subpart C 15.247(b)(1) Pass 20dB Bandwidth 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.7 47 CFR Part 15, Subpart C 15.247(a)(1) Pass Carrier Frequencies Separation 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.2 47 CFR Part 15, Subpart C 15.247a(1) Pass Hopping Channel Number 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.3 47 CFR Part 15, Subpart C 15.247a(1)(iii) Pass Dwell Time 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.4 47 CFR Part 15, Subpart C 15.247a(1)(iii) Pass Conducted Band Edges Measurement 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.6 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.8 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.4,6.5,6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Compliance Certification Services (Kunshan) Inc. Report No.: KSEM200800092902 Page: 4 of 60 3 Contents Page 1 COVER PAGE.............................................................................................................................................. 1 2 TEST SUMMARY ......................................................................................................................................... 3 3 CONTENTS .................................................................................................................................................. 4 4 GENERAL INFORMATION ......................................................................................................................... 5 4.1 DETAILS OF E.U.T.................................................................................................................................. 5 4.2 POWER LEVEL SETTING USING IN TEST: ................................................................................................... 5 4.3 DESCRIPTION OF SUPPORT UNITS ........................................................................................................... 5 4.4 MEASUREMENT UNCERTAINTY ................................................................................................................ 6 4.5 TEST LOCATION ..................................................................................................................................... 7 4.6 TEST FACILITY ....................................................................................................................................... 7 4.7 DEVIATION FROM STANDARDS ................................................................................................................ 7 4.8 ABNORMALITIES FROM STANDARD CONDITIONS ....................................................................................... 7 5 EQUIPMENT LIST ....................................................................................................................................... 8 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ................................................................................... 9 6.1 ANTENNA REQUIREMENT .................................................................................…

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Compliance Certification Services (Kunshan) Inc. Page: 1 of 5 Test Setup Photos-FCC Applicant: Shanghai Sunmi Technology Co.,Ltd. Address of Applicant: Room 605,Block 7,KIC Plaza,No.388 Song Hu Road Yang Pu District,Shanghai,China Equipment Under Test (EUT): Product Name: Cloud POS Printer Model No.: NT311 Compliance Certification Services (Kunshan) Inc. Page: 2 of 5 1 Contents Page 1 CONTENTS............................................................................................................... 2 2 EQUIPMENT UNDER TEST PICTURES ............................................................ 3 2.1 Conducted Emission Test Setup ....................................................................... 3 2.2 RF Conducted Test Setup ................................................................................. 3 2.3 Radiated Emission Test Setup .......................................................................... 4 Compliance Certification Services (Kunshan) Inc. Page: 3 of 5 2 EQUIPMENT UNDER TEST PICTURES 2.1 Conducted Emission Test Setup 2.2 RF Conducted Test Setup Compliance Certification Services (Kunshan) Inc. Page: 4 of 5 2.3 Radiated Emission Test Setup 30MHz to 1GHz Above 1GHz Compliance Certification Services (Kunshan) Inc. Page: 5 of 5 Zoom: End