2AVXTYTE010W5MBPYummly Smart Thermometer Probe

FCC ID:2AVXTYTE010W5MBP MODEL NO.YTE010W5M ISED ID:25695-YTE010W5MBP FCC ID:2AVXTYTE010W5MB ISED ID:25695-YTE010W5MB MODEL NO.YTE010W5M MODEL NO.YTE010W5M FCC ID:2AVXTYTE010W5MBP ISED ID:25695-YTE010W5MBP FCC ID:2AVXTYTE010W5MB ISED ID:25695-YTE010W5MB FCC ID:2AVXTYTE010W5MBP ISED ID:25695-YTE010W5MBP FCC ID:2AVXTYTE010W5MB ISED ID:25695-YTE010W5MB MODEL NO.YTE010W5M MODEL NO.YTE010W5M MODEL NO.YTE010W5M .

Yummly Inc. Agent Authorization Letter 2022-09-26 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen Most Technology Service 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, Name: Andrew Grose Position: manager Company Name: Yummly Inc. Address: 883 East San Carlos Avenue,San Carlos,California,94070,United States Tel / Fax +1 269 2770852 /+1 269 2770852 E-Mail: [email protected]

Yummly Inc. Long Term Confidentiality Request Letter 2022-09-26 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR (FCC ID: 2AVXTYTE010W5MBP) 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 - e.g. Block diagram - e.g. SCH - e.g. 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, Name: Andrew Grose Position: manager Company Name: Yummly Inc. Address: 883 East San Carlos Avenue,San Carlos,California,94070,United States Tel / Fax +1 269 2770852 /+1 269 2770852 E-Mail: [email protected]

Model No.: YTE010W5MBP FRONT VIEW OF SAMPLE BACK VIEW OF SAMPLE Model No.: YTE010W5MBP LEFT VIEW OF SAMPLE RIGHT VIEW OF SAMPLE Model No.: YTE010W5MBP TOP VIEW OF SAMPLE BOTTOM VIEW OF SAMPLE Model No.: YTE010W5MBP OVERALL OF SAMPLE

This product is too small to put the label. So the label is put on the user manual and package. The label will be:

K360 RATING LABEL. probe probe repeater repeater YUMMLY THERMOMETRE INTELLIGENT SONDE YUMMLY THERMOMETRE INTELLIGENT SONDE YUMMLY THERMOMETRO INTELIGENTE LA SONDA YUMMLY THERMOMETRO INTELIGENTE LA SONDA ASSEMBLED IN CHINA ASSEMBLED IN CHINA ASSEMBLE EN CHINE ENSAMBLADO EN CHINA ASSEMBLE EN CHINE ENSAMBLADO EN CHINA FCC ID:2AVXTYTE010W5MBP IC:25695-YTE010W5MBP FCC ID:2AVXTYTE010W5MBP IC:25695-YTE010W5MBP RATING:DC 5V 100mA MODEL NO.:YTE010W5MBP RATING:DC 5V 100mA MODEL NO.:YTE010W5MBP YUMMLY SMART THERMOMETER PROBE YUMMLY SMART THERMOMETER PROBE YUMMLY SMART THERMOMETER YUMMLY SMART THERMOMETER S/N:YMX####### BT ID: YUMXXXXXXX S/N:YMX####### BT ID: YUMXXXXXXX YUMMLY THERMOMETRE INTELLIGENT YUMMLY THERMOMETRE INTELLIGENT YUMMLY THERMOMETRO INTELIGENTE YUMMLY THERMOMETRO INTELIGENTE ASSEMBLED IN CHINA ASSEMBLED IN CHINA ASSEMBLE EN CHINE ENSAMBLADO EN CHINA ASSEMBLE EN CHINE ENSAMBLADO EN CHINA FCC ID:2AVXTYTE010W5MB IC:25695-YTE010W5MB FCC ID:2AVXTYTE010W5MB IC:25695-YTE010W5MB BATTERY:AAA SIZE x 2 MODEL NO.:YTE010W5MB BATTERY:AAA SIZE x 2 MODEL NO.:YTE010W5MB

Model No.: YTE010W5MBP INTERNAL PHOTO OF SAMPLE INTERNAL PHOTO OF SAMPLE PCB Antenna location Model No.: YTE010W5MBP INTERNAL PHOTO OF SAMPLE PCB Battery

P/N 2450AT18D0100 Detail Specification: Page 1 of 7 ¹Efficiency measured on Johanson's evaluation board PN 2450AT18D0100-EB1SMA No. ±± 1 ±± 2 ±± 3 4 ±± Function 1: Antenna fed from left Function 2: Antenna fed from right https://www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver. 4.2 2019 Johanson Technology, Inc. All Rights Reserved 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design 10 min. +5 to +35°C Humidity 45 - 75% RH Radiated Efficiency¹ 72% Return Loss (dB) Impedance (Ω) Input Power (W) 50 2 max. (CW) mm e.g. 2450AT18D0100E e.g. 2450AT18D0100SSuffix = S Part Number Explanation Function 1Function 2 Terminal Configuration FEED GND GND GND GND GND GND FEED b 0.0200.500.20.008 a 0.0120.30 +0.1 / -0.2+0.004 / -0.008 T 0.0471.200.10.004 3.200.2 W 0.0630.0081.600.2 Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions. e.g. 2450AT18D0100(E or S)100% Tin Packing Style Evaluation Board 2450AT18D0100-EB1SMA Bulk (loose) T&R Suffix = E or S Suffix = E P/N Suffix Mechanical Dimensions In L 0.1260.008 Operating Temperature -40 to +125°C Recommended Storage Conditions and Period for unused T&R Product 18 months max. High Frequency Ceramic Solutions Part Number 3/26/2019 Peak Gain (dBi) Let us help you with the antenna design, optimization, and tuning! 2450AT18D0100 2.4 - 2.48 1.5 dBi General Specifications Frequency (GHz) Average Gain (dBi) -1.0 dBi 1 2 4 3 b T L a w b P/N 2450AT18D0100 Detail Specification: Page 2 of 7 https://www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver. 4.2 2019 Johanson Technology, Inc. All Rights Reserved High Frequency Ceramic Solutions 3/26/2019 Mounting Considerations 1: Evaluation Board (Standard Layout) Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions. 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design To order a pre‐tuned 50Ω EVB with a female SMA connector click here: www.johansontechnology.com/request‐a‐sample Reference p/n: 2450AT18D0100‐EB1SMA Units in mm Ground Vias Feeding Line Ground clearance 40mm 20mm Matching Circuits Measured radiated efficiency of 2450AT18D0100 on this evaluation board is 72% 1.02.01.0 0.6 0.7 0.6 4.1 4.0 0 Ohm Matching Circuits No ground, metal PCB layers, or other metallic components like batteries directly underneath antenna! Ground Ground Ground 6.0 Land Solder Resist 50Ω Trace (Grounded CPWG type is preferred) GND Vias P/N 2450AT18D0100 Detail Specification: Page 3 of 7 https://www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver. 4.2 2019 Johanson Technology, Inc. All Rights Reserved High Frequency Ceramic Solutions 3/26/2019 Mounting Considerations 1: Electrical Performance @25°C Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions. 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Measured Return Loss Would you like the antenna layout? Have antenna tuning issues? Please contact us if you have any questions regarding the implementation of this antenna in your PCB's layout. We'll be happy to guide you to maximize the antenna's performance. Contact our applications engineers at: www.johansontechnology.com/ask-a-question 2.22.42.62.82.03.0 -20 -10 -30 0 freq, GHz dB(S(1,1)) m1 m2 m3 m1 freq= dB(S(1,1))=-13.935 2.400GHz m2 freq= dB(S(1,1))=-14.774 2.500GHz m3 freq= dB(S(1,1))=-24.894 2.450GHz P/N 2450AT18D0100 Detail Specification: Page 4 of 7 https://www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver. 4.2 2019 Johanson Technology, Inc. All Rights Reserved High Frequency Ceramic Solutions 3/26/2019 Mounting Considerations 1: Typical 2D radiation patterns @ 2.44GHz Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions. 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design YZ‐plane XZ‐plane XY‐plane θ +Z (θ= 0°) +Y (θ= 90°) -Y -Z θ +Z (θ= 0°) +X (θ= 90°) -X -Z φ +X (φ= 0°) -X +Y (φ= 90°) -Y +Z -Z +Y -Y +Z -Z +X-X +X -X +Y -Y P/N 2450AT18D0100 Detail Specification: Page 5 of 7 https://www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver. 4.2 2019 Johanson Technology, Inc. All Rights Reserved Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions. Mounting Considerations 3: "Thin edge" application on circular PCB Mounting Considerations 2: Small Clearance or "Thin edge" Applications* High Frequency Ceramic Solutions 3/26/2019 2.45 GHz SMD Antenna, EIA 1210, Detuning resilient, Edge Mount Design Units in mm * 1.02.01.0 0.6 0.7 0.6 1.5 8.0 Reserve for Pi-matching circuit Ground 0.6 2.8 0.63.4 Blue Area = LCD/Metal/CAN/GND/Battery etc. 3.4 Land Solder Resist GND clearance *Evaluation board not available *Evaluation board not available 50Ω Trace (Grounded CPWG type is preferred) No ground, metal PCB layers, or other metallic components like batteries and displays directly underneath antenna! Ground Want the layout file of this example? Send us a message at: www.johansontechnology.com/ask‐a‐question P/N 2450AT18D0100 Detail Specification: Page 6 of 7 https://www.johansontechnology.com 4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821 Ver. 4.2 2019 Johanson Technology, Inc. All Rights Reserved Johanson Technology, Inc. reserves the right to make design changes without notice. All sales are subject to Johanson Technology, Inc. terms and conditions. High Frequency Ce…

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Shenzhen Most Technology Service Co., Ltd. No.5, 2nd Langshan Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China. RF Exposure Evaluation Report Report Reference No. ..................... : FCC ID.. .......................................... : MTWG2208263-H 2AVXTYTE010W5MBP Compiled by ( position+printed name+signature) .. : File administrators Alisa Luo Supervised by ( position+printed name+signature) .. : Test Engineer Sunny Deng Approved by ( position+printed name+signature) .. : Manager Yvette Zhou Date of issue ..................................... : August 26, 2022 Representative Laboratory Name .: Shenzhen Most Technology Service Co., Ltd. Address ............................................ : No.5, 2nd Langshan Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China. Applicant’s name ............................ : Yummly Inc. Address ............................................ : 883 East San Carlos Avenue, San Carlos CA 94070, United States Test specification/ Standard ..........: 47 CFR Part 1.1307 47 CFR Part 2.1093 TRF Originator .................................. : Shenzhen Most Technology Service Co., Ltd. Shenzhen Most Technology Service Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Most Technology Service Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Most Technology Service 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 ..................... : Yummly Smart Thermometer Probe Trade Mark ....................................... : N/A Model/Type reference....................... : YTE010W5MBP Listed Models .................................. : N/A Modulation Type ............................... : GFSK Operation Frequency ........................ : From 2402MHz to 2480MHz Hardware Version .............................. V1.0.9 Software Version ............................... V0.8.7 Rating ............................................... : DC 3.7V by Battery Result................................................ : PASS Report No.: MTWG2208263-H Page 2 of 5 T E S T R E P O R T Equipment under Test : Yummly Smart Thermometer Probe Model /Type : YTE010W5MBP Listed Models : N/A Remark N/A Applicant : Yummly Inc. Address : 883 East San Carlos Avenue, San Carlos CA 94070, United States Manufacturer : Yummly Inc. Address : 883 East San Carlos Avenue, San Carlos CA 94070, United States 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.: MTWG2208263-H Page 3 of 5 1. Revision History Revision Issue Date Revisions Revised By 00 2022.08.26 Initial Issue Alisa Luo Report No.: MTWG2208263-H Page 4 of 5 2. SAR Evaluation 2.1 RF Exposure Compliance Requirement 2.1.1 Standard Requirement According to KDB447498D01 General RF Exposure Guidance v06 4.3.1. Standalone SAR test exclusion considerations Unless specifically required by the published RF exposure KDB procedures, standalone 1-g head or body and 10-g extremity SAR evaluation for general population exposure conditions, by measurement or numerical simulation, is not required when the corresponding SAR Exclusion Threshold condition, listed below, is satisfied. 2.1.2 Limits 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 The test exclusions are applicable only when the minimum test separation distance is ≤ 50 mm and for transmission frequencies between 100 MHz and 6 GHz. When the minimum test separation distance is < 5 mm, a distance of 5 mm is applied to determine SAR test exclusion Report No.: MTWG2208263-H Page 5 of 5 2.1.3 EUT RF Exposure Measurement Data BLE GFSK Test channel Peak Output Power (dBm) Tune up tolerance (dBm) Maximum tune-up Power (dBm) Lowest(2402MHz) 1.098 1.098±1 2.098 Middle(2440MHz) 0.621 0.621±1 1.621 Highest(2480MHz) -0.079 -0.079±1 0.021 Worst case: GFSK Channel Maximum Peak Conducted Output Power (dBm) Maximum tune-up Power Calculated value Exclusion threshold SAR Test Exclusion (dBm) (mW) Middle(2402MHz) 1.098 2.098 1.62 0.50 3.0 Yes .......................THE END OF REPORT.........................

Shenzhen Most Technology Service Co., Ltd. No.5, 2nd Langshan Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China. TEST REPORT FCC Rules Part 15.247 Report Reference No. ..................... : FCC ID.. .......................................... : MTWG2208263-R1 2AVXTYTE010W5MBP Compiled by ( position+printed name+signature) .. : File administrators Alisa Luo Supervised by ( position+printed name+signature) .. : Test Engineer Sunny Deng Approved by ( position+printed name+signature) .. : Manager Yvette Zhou Date of issue ..................................... : August 26, 2022 Representative Laboratory Name .: Shenzhen Most Technology Service Co., Ltd. Address ............................................ : No.5, 2nd Langshan Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China. Applicant’s name ............................ : Yummly Inc. Address ............................................ : 883 East San Carlos Avenue, San Carlos CA 94070, United States Test specification/ Standard ..........: FCC Rules Part 15.247 TRF Originator .................................. : Shenzhen Most Technology Service Co., Ltd. Shenzhen Most Technology Service Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Most Technology Service Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Most Technology Service 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 ..................... : Yummly Smart Thermometer Probe Trade Mark ....................................... : N/A Manufacturer .................................... : Yummly Inc. Model/Type reference....................... : YTE010W5MBP Listed Models .................................. : N/A Modulation Type ............................... : GFSK Operation Frequency ........................ : From 2402MHz to 2480MHz Hardware Version .............................. V1.0.9 Software Version ............................... V0.8.7 Rating ............................................... : DC 3.7V by Battery Result................................................ : PASS Report No.: MTWG2208263-R1 Page 2 of 33 T E S T R E P O R T Equipment under Test : Yummly Smart Thermometer Probe Model /Type : YTE010W5MBP Listed Models : N/A Remark N/A Applicant : Yummly Inc. Address : 883 East San Carlos Avenue, San Carlos CA 94070, United States Manufacturer : Yummly Inc. Address : 883 East San Carlos Avenue, San Carlos CA 94070, United States 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.: MTWG2208263-R1 Page 3 of 33 Contents 1. REVISION HISTORY ................................................................ 4 2. TEST STANDARDS .................................................................. 5 3. SUMMARY ............................................................................. 6 3.1. General Remarks 6 3.2. Product Description 6 3.3. Equipment Under Test 6 3.4. Short description of the Equipment under Test (EUT) 6 3.5. EUT operation mode 7 3.6. Block Diagram of Test Setup 7 3.7. Test Item (Equipment Under Test) Description* 7 3.8. Auxiliary Equipment (AE) Description 7 3.9 Antenna Information* 8 3.10. EUT configuration 8 3.11. Modifications 8 4. TEST ENVIRONMENT ............................................................... 9 4.1. Address of the test laboratory 9 4.2. Environmental conditions 9 4.3. Test Description 10 4.4. Statement of the measurement uncertainty 10 4.5. Equipments Used during the Test 11 5. TEST CONDITIONS AND RESULTS ............................................ 12 5.1. AC Power Conducted Emission ................................................................................... 12 5.2. Radiated Emission ........................................................................................................ 14 5.3. Maximum Peak Output Power ...................................................................................... 21 5.4. Power Spectral Density ................................................................................................ 22 5.5. 6dB Bandwidth ............................................................................................................. 24 5.6. Band Edge Compliance of RF Emission ...................................................................... 26 5.7. Spurious RF Conducted Emission ............................................................................... 28 5.8. Antenna Requirement ................................................................................................... 31 6. TEST SETUP PHOTOS OF THE EUT .......................................... 32 7. EXTERNAL AND INTERNAL PHOTOS OF THE EUT ....................... 33 Report No.: MTWG2208263-R1 Page 4 of 33 1. Revision History Revision Issue Date Revisions Revised By 00 2022.08.26 Initial Issue Alisa Luo Report No.: MTWG2208263-R1 Page 5 of 33 2. TEST STANDARDS The tests were performed according to following standards: The tests were performed according to following standards: FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz. ANSI C63.10:2013 : American National Standard for Testing Unlicensed Wireless Devices Report No.: MTWG2208263-R1 Page 6 of 33 3. SUMMARY 3.1. General Remarks Date of receipt of test sample : 2022.08.18 Testing commenced on : 2022.08.19 Testing concluded on : 2022.08.25 3.2. Product Description Product Name: Yummly Smart Thermometer Probe Model/Type reference: YTE010W5MBP Power Supply： DC 3.7V by Battery Testing sample ID：…

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Model No.: YTE010W5MBP RE TEST SETUP 3 RE TEST SETUP