2ARBY-CAF-DC601SAir fryer

Applicant Declaration QSF27-14-04 Rev 1.1 Jan 17, 2024 Page 1 of 1 Original Issue: Jan. 4, 2021 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name Arovast Corporation Address 1202 N Miller St. Suite A, Anaheim, California 92806, United States FRN 0027859651 Grantee Code 2ARBY FCC ID 2ARBY-CAF-DC601S Authorized Contact Name Wayne Pan Contact Email [email protected] Contact Phone 7145091019 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 ISO 17065, 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 Link to the Covered List: Covered List [Arovast Corporation] (“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. [Arovast Corporation] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered list, established pursuant to §1.50002, as an entity producing “covered” equipment. Applicant Signature: Date: 03/17/2024 Print Name: Wayne Pan Title: Senior Manager *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

Arovast Corporation Date:03/17/2024 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID: 2ARBY-CAF-DC601S To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. 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 Arovast Corporation This authorization is valid until further written notice from the applicant. Sincerely, Print Name: Wayne Pan Title: Senior Manager Signature: On behalf of Company: Arovast Corporation Telephone: 7145091019 E-mail: [email protected]

Arovast Corporation Date: 03/17/2024 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: Confidentiality Request regarding application for FCC ID: 2ARBY-CAF-DC601S 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. SHORT TERM CONFIDENTIALITY Additionally, the applicant requests the following documents be held confidential until the device is marketed or 180 days from the grant date, whichever is less. If the device is marketed within aforementioned days of the Grant Date, the applicant will notify the TCB per FCC KDB 726920 D01 Confidentiality Request Procedures. External Photos Internal Photos Test Setup Photos User manual(s) Sincerely, Print Name: Wayne Pan Title: Senior Manager Signature: On behalf of Company: Arovast Corporation Telephone: 7145091019 E-mail: [email protected]

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178104 Page: 1 of 14 Keny Xu EMC Laboratory Manager RF EXPOSURE EVALUATION REPORT Application No.: SZCR2405001781HS Applicant: Arovast Corporation Address of Applicant: 1202 N Miller St. Suite A, Anaheim, California 92806 United States Manufacturer: Arovast Corporation Address of Manufacturer: 1202 N. Miller St. Suite A, Anaheim, CA 92806, United States of America Factory: Zhejiang Tianxi Kitchen Appliance Co.,Ltd Address of Factory: 1. No.8 Shanyan Road, Huzhen, Jinyun, Lishui, Zhejiang, China 2. No.1 West 2nd Road, Huzhen Town, Jinyun, LISHUI Zhejiang 321404, China Equipment Under Test (EUT): EUT Name: Air fryer Model No.: CAF-DC601S-WUSR, CAF-DC601S may be followed by“-”and up to four characters   Please refer to section 3.2 of this report which indicates which model was actually tested and which were electrically identical. Trade Mark: COSORI FCC ID: 2ARBY-CAF-DC601S Standard(s) : FCC Rules 47 CFR §2.1091 KDB 447498 D04 interim General RF Exposure Guidance v01 Date of Receipt: 2024-05-16 Date of Evaluation: 2024-05-23 to 2024-05-28 Date of Issue: 2024-06-20 Evaluation Result: Pass* * In the configuration evaluated, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178104 Page: 2 of 14 Revision Record Version Chapter Date Modifier Remark 01 2024-06-20 Original Authorized for issue by: Vincent Chen/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178104 Page: 3 of 14 2 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Contents .................................................................................................................................................... 3 3 General Information .................................................................................................................................. 4 3.1 General Description of E.U.T. ............................................................................................................ 4 3.2 Details of E.U.T. ................................................................................................................................. 4 3.3 Separation Distance ........................................................................................................................... 5 3.4 Test Location ...................................................................................................................................... 6 3.5 Test Facility ........................................................................................................................................ 6 3.6 Deviation from Standards ................................................................................................................... 6 3.7 Abnormalities from Standard Conditions ........................................................................................... 6 4 FCC Radiofrequency radiation exposure limits .................................................................................... 7 4.1 Blanket 1 mW Blanket Exemption ...................................................................................................... 7 4.2 MPE-based Exemption ...................................................................................................................... 7 4.3 SAR-based Exemption ....................................................................................................................... 8 5 Measurement and Calculation ............................................................................................................... 12 5.1 Maximum transmit power ................................................................................................................. 12 5.2 RF Exposure Calculation ................................................................................................................. 13 6 EUT Constructional Details (EUT Photos) ........................................................................................... 14 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178104 Page: 4 of 14 3 General Information 3.1 General Description of E.U.T. Product Type: Portable device Mobile device Fixed device 3.2 Details of E.U.T. Power supply: AC 120V, 60Hz,1725W Cable(s): AC cable 1m unshielded Cable Loss (for RF conducted test): 0.5dB For BLE: Bluetooth Version: V5.2LE Operation Frequency: 2402MHz to 2480MHz Modulation Type: GFSK Number of Channels: 40 Channel Spacing: 2MHz Data Rate: 1Mbps, 2Mbps Antenna Type: PIFA Antenna Antenna Gain: 4.7dBi For 2.4GHz: Operation Frequency: 802.11b/g/n(HT20): 2412MHz to 2462MHz, 802.11n(HT40): 2422MHz to 2452MHz Modulation Type: 802.11b: DSSS (CCK, DQPSK, DBPSK), 802.11g/n: OFDM (64QAM, 16QAM, QPSK, BPSK) Channel Spacing: 5MHz Number of Channels: 802.11b/g/n(HT20): 11, 802.11n(HT40):7 Antenna Type: PIFA Antenna Antenna Gain: 4.7dBi Remark:The information in this section is provided by the applicant or manufacturer, SGS is not liable to the accuracy, suitability, reliability or/and integrity of the information. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178104 Page: 5 of 14 Declaration of EUT Family Grouping: Model No.: CAF-DC601S-WUSR, CAF-DC601S may be followed by“-”and up to four characters Only the model CAF-DC601S was tested, since according to the declaration from the applicant, the electrical circuit design, PCB layout, components used, internal wiring and functions were identical for all the above models, with only difference on model name and appeara…

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Item NO. Value Antenna Passive Test Sample Picture Antenna Matching Matching Component Passive Test Results Material code NC VNA DataChamber Data PCB ANT Module：ESP32-C3-SOLO-1U Frequency (MHz) Spec (%)Spec (dB) Gain (dBi) Efficiency (%) Efficiency (dB) 240025-6.024.761.6-2.1 241025-6.024.761.2-2.1 242025-6.024.459.0-2.3 243025-6.024.057.5-2.4 244025-6.023.957.6-2.4 245025-6.023.757.9-2.4 246025-6.023.658.6-2.3 247025-6.023.457.2-2.4 248025-6.023.256.8-2.5 249025-6.023.155.6-2.5 250025-6.023.056.1-2.5 MIN25 -6.02 3.0255.64-2.55 MAX25-6.024.7061.56-2.11 AVG25-6.023.8058.09-2.36 3Dθ= 90°(XY Plane) φ= 0°（XZ Plane） φ= 90°(YZ Plane) Gain Gain (d Bi) Angle (°) Scal e: 2/di v Mi n: -14 Max : 6 0 180 30 210 60 240 90 270 120 300 150 330 2400 MHz 2410 MHz 2420 MHz 2430 MHz 2440 MHz 2450 MHz 2460 MHz 2470 MHz 2480 MHz 2490 MHz 2500 MHz Gain Gain (d Bi) Angle (°) Scal e: 2/di v Mi n: -14 Max : 6 0 180 30 210 60 240 90 270 120 300 150 330 2400 MHz 2410 MHz 2420 MHz 2430 MHz 2440 MHz 2450 MHz 2460 MHz 2470 MHz 2480 MHz 2490 MHz 2500 MHz Gain Gain (d Bi) Angle (°) Scal e: 5/di v Mi n: -30 Max : 5 0 180 30 210 60 240 90 270 120 300 150 330 2400 MHz 2410 MHz 2420 MHz 2430 MHz 2440 MHz 2450 MHz 2460 MHz 2470 MHz 2480 MHz 2490 MHz 2500 MHz Total Gain Gain (d Bi) -30 5 -25 -20 -15 -10 -5 0 Z X Y Azi m uth = -12.8 El evati on = -88.8 Rol l = 167.2

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178102 Page: 1 of 79 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZCR2405001781HS Applicant: Arovast Corporation Address of Applicant: 1202 N Miller St. Suite A, Anaheim, California 92806 United States Manufacturer: Arovast Corporation Address of Manufacturer: 1202 N. Miller St. Suite A, Anaheim, CA 92806, United States of America Factory: Zhejiang Tianxi Kitchen Appliance Co.,Ltd Address of Factory: 1. No.8 Shanyan Road, Huzhen, Jinyun, Lishui, Zhejiang, China 2. No.1 West 2nd Road, Huzhen Town, Jinyun, LISHUI Zhejiang 321404, China Equipment Under Test (EUT): EUT Name: Air fryer Model No.: CAF-DC601S-WUSR, CAF-DC601S may be followed by“-”and up to four characters   Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. Trade Mark: COSORI FCC ID: 2ARBY-CAF-DC601S Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2024-05-16 Date of Test: 2024-05-23 to 2024-05-28 Date of Issue: 2024-06-20 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178102 Page: 2 of 79 Revision Record Version Chapter Date Modifier Remark 01 2024-06-20 Original Authorized for issue by: Vincent Chen/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178102 Page: 3 of 79 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 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 Radiated Emissions which fall in the restricted bands ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Below 1GHz ANSI C63.10 (2013) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2013) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Conducted Peak Output Power ANSI C63.10 (2013) Section 11.9.1 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2013) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density ANSI C63.10 (2013) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2013) Section 11.13.3.2 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2013) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Declaration of EUT Family Grouping: Model No.: CAF-DC601S-WUSR, CAF-DC601S may be followed by“-”and up to four characters Only the model CAF-DC601S was tested, since according to the declaration from the applicant, the electrical circuit design, PCB layout, components used, internal wiring and functions were identical for all the above models, with only difference on model name and appearance colour and different characters represent sales to different countries. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178102 Page: 4 of 79 3 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Test Summary ........................................................................................................................................... 3 3 Contents .................................................................................................................................................... 4 4 General Information .................................................................................................................................. 6 4.1 Details of E.U.T. ................................................................................................................................. 6 4.2 Description of Support Units .............................................................................................................. 6 4.3 Measurement Uncertainty .................................................................................................................. 7 4.4 Test Location ...................................................................................................................................... 8 4.5 Test Facility ........................................................................................................................................ 8 4.6 Deviation from Standards ................................................................................................................... 8 4.7 Abnormalities from Standard Conditions ........................................................................................... 8 5 Equipment List .......................................................................................................................................... 9 6 Radio Spectrum Technical Requirement ............................................................................................. 11 6.1 Antenna Requirement ...................................................................................................................... 11 6.1.1 Test Requirement: ....................................................................................................................... 11 6.1.2 Conclusion ................................................................................................................................... 11 7 Radio Spectrum Matter Test Results …

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SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178103 Page: 1 of 135 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZCR2405001781HS Applicant: Arovast Corporation Address of Applicant: 1202 N Miller St. Suite A, Anaheim, California 92806 United States Manufacturer: Arovast Corporation Address of Manufacturer: 1202 N. Miller St. Suite A, Anaheim, CA 92806, United States of America Factory: Zhejiang Tianxi Kitchen Appliance Co.,Ltd Address of Factory: 1. No.8 Shanyan Road, Huzhen, Jinyun, Lishui, Zhejiang, China 2. No.1 West 2nd Road, Huzhen Town, Jinyun, LISHUI Zhejiang 321404, China Equipment Under Test (EUT): EUT Name: Air fryer Model No.: CAF-DC601S-WUSR, CAF-DC601S may be followed by“-”and up to four characters   Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. Trade Mark: COSORI FCC ID: 2ARBY-CAF-DC601S Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2024-05-16 Date of Test: 2024-05-23 to 2024-05-28 Date of Issue: 2024-06-20 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178103 Page: 2 of 135 Revision Record Version Chapter Date Modifier Remark 01 2024-06-20 Original Authorized for issue by: Vincent Chen/Project Engineer Eric Fu/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178103 Page: 3 of 135 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 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 Radiated Emissions which fall in the restricted bands ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Below 1GHz ANSI C63.10 (2013) Section 6.4,6.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions Above 1GHz ANSI C63.10 (2013) Section 6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Conducted Peak Output Power ANSI C63.10 (2013) Section 11.9.2 47 CFR Part 15, Subpart C 15.247(b)(3) Pass Minimum 6dB Bandwidth ANSI C63.10 (2013) Section 11.8.1 47 CFR Part 15, Subpart C 15.247a(2) Pass Power Spectrum Density ANSI C63.10 (2013) Section 11.10.2 47 CFR Part 15, Subpart C 15.247(e) Pass Conducted Band Edges Measurement ANSI C63.10 (2013) Section 11.13.3.2 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions ANSI C63.10 (2013) Section 11.11 47 CFR Part 15, Subpart C 15.247(d) Pass Declaration of EUT Family Grouping: Model No.: CAF-DC601S-WUSR, CAF-DC601S may be followed by“-”and up to four characters Only the model CAF-DC601S was tested, since according to the declaration from the applicant, the electrical circuit design, PCB layout, components used, internal wiring and functions were identical for all the above models, with only difference on model name and appearance colour and different characters represent sales to different countries. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch SZEMC-TRF-01 Rev. A/1 Report No.: SZCR240500178103 Page: 4 of 135 3 Contents Page 1 Cover Page ................................................................................................................................................ 1 2 Test Summary ........................................................................................................................................... 3 3 Contents .................................................................................................................................................... 4 4 General Information .................................................................................................................................. 6 4.1 Details of E.U.T. ................................................................................................................................. 6 4.2 Description of Support Units .............................................................................................................. 6 4.3 Measurement Uncertainty .................................................................................................................. 7 4.4 Test Location ...................................................................................................................................... 8 4.5 Test Facility ........................................................................................................................................ 8 4.6 Deviation from Standards ................................................................................................................... 8 4.7 Abnormalities from Standard Conditions ........................................................................................... 8 5 Equipment List .......................................................................................................................................... 9 6 Radio Spectrum Technical Requirement ............................................................................................. 11 6.1 Antenna Requirement ...................................................................................................................... 11 6.1.1 Test Requirement: ....................................................................................................................... 11 6.1.2 Conclusion ................................................................................................................................... 11 7 Radio Spectrum Matter Test Resu…

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