2AF4X-VRBOT1000HOMEBOT

FCC Warning Statement FCC Part 15.19 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 Part 15.21 $Q\FKDQJHVRUPRGLȴFDWLRQV LQFOXGLQJWKHDQWHQQDV WRWKLVGHYLFHWKDWDUHQRWH[SUHVVO\ approved by the manufacturer may void the user’s authority to operate the equipment. FCC Radiation Exposure Statement 7KLVHTXLSPHQWFRPSOLHVZLWK)&&5DGLDWLRQH[SRVXUHOLPLWVVHWIRUWKIRUDQXQFRQWUROOHG environment. This device and its antenna must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body. FCC Warning Statement FCC Part 15.19 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 Part 15.21 $Q\FKDQJHVRUPRGLȴFDWLRQV LQFOXGLQJWKHDQWHQQDV WRWKLVGHYLFHWKDWDUHQRWH[SUHVVO\DSSURYHGE\WKHPDQXIDFWXUHUPD\YRLGWKHXVHUȇVDXWKRULW\WRRSHUDWHWKHHTXLSPHQW )&&5DGLDWLRQ([SRVXUH6WDWHPHQW 7KLVHTXLSPHQWFRPSOLHVZLWK)&&5DGLDWLRQH[SRVXUHOLPLWVVHWIRUWKIRUDQXQFRQWUROOHGHQYLURQPHQW7KLVGHYLFHDQGLWVDQWHQQDPXVWQRWEHFRORFDWHGRURSHUDWLQJLQFRQMXQFWLRQZLWKDQ\RWKHUDQWHQQDRUWUDQVPLWWHU This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body. Hello, VARRAM HOME BOT www.varram.com www.varram.com h^ZDEh> sZZD^z^dDŽ͕͘>ƚĚ͘ DŽĚĞů͗sZKdϭϬϬϬ What's includedEasy Set Up Turn on device. Run the APP and click HOMEBOT. Step 01 Download the app named "Varram" from DSSVWRUHRUSOD\VWRUH $QGURLGDQGΖ26 Robot Charging station Step 02 Easy Set UpProduct Details Please do not remove WKH86%FDEOH 3OHDVHGRQRWWXUQR΍WKHURERWRU UHPRYHWKH86%FDEOHLQWKLVVWHS Please put your phone near from the robot. 3URGXFW6SHFLȴFDWLRQ Weight : 5kG WIFI: 2.4g b/g/n BTTERY : LI-Polymer 3.7V 2600mh working Time : 1hours Operating Temperature : -10~45 Input power : 5V(DC)

VARRAM SYSTEM Co., Ltd. 57, Techno 11-ro, Yuseong-gu, Daejeon, Korea 09 July 2020 Request of Confidentiality for FCC ID : 2AF4X-VRBOT1000 To Whom It May Concern: Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules (CFR 47), and Section 552 (b) (4) of the Freedom of Information Act, VARRAM SYSTEM Co., Ltd. hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA 04-1705. This provision will give VARRAM SYSTEM Co., Ltd. Temporary confidentiality of commercially sensitive information prior to product release. The requested Permanent and Temporary Confidential exhibits are listed as follows: CONFIDENTIAL LIST Permanent 1 Block Diagram 2 Operational Descriptions 3 Schematics Short-Term 4 External Photos 5 Internal Photos 6 Test-Setup Photos 7 User’s Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Sincerely yours, Name/Title : Juyong Jung / Manager Company Name : VARRAM SYSTEM Co., Ltd.

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 VARRAM SYSTEM Co., Ltd. Address 57, Techno 11-ro, Yuseong-gu, Daejeon, Korea Grantee Code 2AF4X FCC ID 2AF4X-VRBOT1000 Authorized Contact Name Ju-Yong Jung Contact Email [email protected] Contact Phone +82 70 8797 8922 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: 14-July-2020 Print Name: Ju-Yong Jung Title: Director *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

External photos of EUT Top view of EUT Bottom view of EUT Side view of EUT

xxx-xxxxxx 2AF4X-VRBOT1000 BR-YxxxDxxx VRBOT1000 FCC Warning Statement FCC Part 15.19 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 Part 15.21 Any changes or modifications (including the antennas) to this device that are not expressly approved by the manufacturer may void the user’s authority to operate the equipment. FCC Radiation Exposure Statement This equipment complies with FCC Radiation exposure limits set forth for an uncontrolled environment. This device and its antenna must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20cm between the radiator and your body. Label Information VARRAM SYSTEM Co., Ltd. Model: VRBOT1000

Internal photos of EUT Internal view of EUT Top view of Main PCB Bottom view of Main PCB Top view of Sub PCB1 Bottom view of Sub PCB1 Top view of Sub PCB2 Bottom view of Sub PCB2 Top view of Sub PCB3 Bottom view of Sub PCB3 Top view of Sub PCB4 Bottom view of Sub PCB4 Top view of Sub PCB5 Bottom view of Sub PCB5 View of Antenna & Module OnBoard SMD antenna WLAN Module

SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000857 Page:2of5 RTT5041-19(2020.03.02)(1) A4(210 mmx297 mm) INDEX Table of ContentsPage 1. General Information --------------------------------------------------------------------------------3 2. RF Exposure Evaluation --------------------------------------------------------------------------4 SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000857 Page:3of5 RTT5041-19(2020.03.02)(1) A4(210 mmx297 mm) 1.General Information 1.1. Testing Laboratory SGS Korea Co., Ltd. (Gunpo Laboratory) - 10-2, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 - 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 - Designation number: KR0150 All SGS services are rendered in accordance with the applicable SGS conditions of service available on request and accessible athttp://www.sgs.com/en/Terms-and-Conditions.aspx. Telephone:+82 31 688 0901 FAX:+82 31 688 0921 1.2. Details of Applicant Applicant:VARRAM SYSTEM Co., Ltd. Address:57, Techno 11-ro, Yuseong-gu, Daejeon, South Korea, 34036 Contact Person:Jung, Ju-yong Phone No.:+82 70 8797 8922 1.3. Details of Manufacturer Company:Same as applicant Address:Same as applicant 1.4. Description of EUT Kind of Product HOMEBOT Model Name VRBOT1000 Power Supply DC 3.8 V Frequency Range 2 412㎒~ 2 462㎒(11b/g/n_HT20) Modulation Technique DSSS, OFDM 1.5. Test Report Revision RevisionReport NumberDate of IssueDescription 0F690501-RF-RTL0008572020.06.29Initial SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000857 Page:4of5 RTT5041-19(2020.03.02)(1) A4(210 mmx297 mm) 2. RF Exposure Evaluation 2.1. Environmental evaluation and exposure limit according to FCC CFR 47 part 1, 1.1307(b), 1.1310 LIMITS FOR MAXIMUM PERMISSIBLE EXPOSURE (MPE) 2.1.1. Friis transmission formula: Pd = (Pout*G)/(4*pi*R 2 ) Where Pd = power density in㎽/㎠ Pout = output power to antenna in㎽ G = gain of antenna in linear scale Pi = 3.1416 R = distance between observation point and center of the radiator in㎝ Pd the limit of MPE, 1㎽/㎠. If we know the maximum gain of the antenna and the total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Frequency Range (㎒) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (㎽/㎠) Average Time (A) Limits for Occupational/Controlled Exposure 0.3-3.06141.63*1006 3.0-301842/f4.89/f*900/f 2 6 30-30061.40.1631.06 300-1 500--f/3006 1 500-100 000--56 (B) Limits for General Population/Uncontrolled Exposure 0.3-1.346141.63*10030 1.34-30824/f2.19/f*180/f 2 30 30-30027.50.0730.230 300-1 500--f/150030 1 500-100 000 -- 1.030 SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000857 Page:5of5 RTT5041-19(2020.03.02)(1) A4(210 mmx297 mm) 2.1.2. Test Result of RF Exposure Evaluation Test Item：RF Exposure Evaluation Data Test Mode：Normal Operation 2.1.3. Output Power into Antenna & RF Exposure Evaluation Distance - Maximum tune up tolerance Frequency (㎒) Output Average Power to Antenna (㏈m) Antenna Gain (㏈i) Power Density at 20㎝ (㎽/㎠) Limits (㎽/㎠) 2 412 ~ 2 462 194.9 0.030 8131 Note; - The power density Pd (5th column) at a distance of 20㎝calculated from the friis transmission formula is far below the limit of 1㎽/㎠. - This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. - This equipment should be installed and operated with minimum 20㎝between the radiator and your body. - The antenna gain of this transmitter is less than 6㏈i and must not be collocated or operating in conjunction with any other antenna or transmitter unless authorized to do so by the FCC. - According to KDB 447498 D01 RF Exposure Guidance 4.1. - End of the Test Report -

SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000856 Page:2of63 RTT5041-19(2020.03.02)(2) A4(210 mmx297 mm) INDEX Table of Contents 1. General Information --------------------------------------------------------------------------------------3 2. Transmitter Radiated Spurious Emissions and Conducted Spurious Emission ----------9 3. 6㏈Bandwidth -------------------------------------------------------------------------------------------44 4. Maximum Peak Conducted Output Power ---------------------------------------------------------50 5. Power Spectral Density ---------------------------------------------------------------------------------53 6. AC Power Line Conducted Emission ----------------------------------------------------------------59 7. Antenna Requirement -----------------------------------------------------------------------------------63 SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000856 Page:3of63 RTT5041-19(2020.03.02)(2) A4(210 mmx297 mm) 1. General Information 1.1. Testing Laboratory SGS Korea Co., Ltd. (Gunpo Laboratory) - 10-2, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 - 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 - Designation number: KR0150 All SGS services are rendered in accordance with the applicable SGS conditions of service available on request and accessible athttp://www.sgs.com/en/Terms-and-Conditions.aspx. Phone No.: +82 31 688 0901 Fax No.: +82 31 688 0921 1.2. Details of Applicant Applicant:VARRAM SYSTEM Co., Ltd. Address:57, Techno 11-ro, Yuseong-gu, Daejeon, South Korea, 34036 Contact Person:Jung, Ju-yong Phone No.:+82 70 8797 8922 1.3. Details of Manufacturer Company : Same as applicant Address : Same as applicant 1.4. Description of EUT Kind of Product HOMEBOT Model Name VRBOT1000 Power Supply DC 3.8 V Frequency Range 2 412㎒~ 2 462㎒(11b/g/n_HT20) Modulation Technique DSSS, OFDM Number of Channels 11 channels (11b/g/n_HT20) Antenna Type OnBoard SMD antenna Antenna Gain 4.9㏈i SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000856 Page:4of63 RTT5041-19(2020.03.02)(2) A4(210 mmx297 mm) 1.5. Test Equipment List EquipmentManufacturerModelS/NCal. Date Cal. Interval Cal. Due Signal GeneratorR&SSMBV100A255834Jun. 03, 2020AnnualJun. 03, 2021 Signal GeneratorR&SSMR40100272Jun. 18, 2020AnnualJun. 18, 2021 Spectrum AnalyzerR&SFSV30103210Dec. 05, 2019AnnualDec. 05, 2020 Spectrum AnalyzerAgilentN9020A MY53421758 Sep. 11, 2019AnnualSep. 11, 2020 AttenuatorAEROFLEX / INMET40AH2W-1040G-3Jun. 16, 2020AnnualJun. 16, 2021 High Pass Filter Wainwright Instrument GmbH WHK3.0/18G-10SS344May 18, 2020AnnualMay 18, 2021 High Pass Filter Wainwright Instrument GmbH WHNX7.5/26.5G-6SS15Jun. 05, 2020AnnualJun. 05, 2021 Low Pass FilterMini-CircuitsNLP-1200+V9500401023-2Jun. 01, 2020AnnualJun. 01, 2021 Power SensorR&SNRP-Z81100253Mar. 10, 2020AnnualMar. 10, 2021 DC Power SupplyAgilentU8002AMY50060028Mar. 03, 2020AnnualMar. 03, 2021 PreamplifierH.P.8447F2944A03909Aug. 07, 2019AnnualAug. 07, 2020 Signal Conditioning Unit R&SSCU-1810117Jun. 10, 2020AnnualJun. 10, 2021 PreamplifierMITEQ Inc.JS44-18004000-35-8P1546891May 08, 2020AnnualMay 08, 2021 Loop Antenna Schwarzbeck Mess-Elektronik FMZB 15191519-039Aug. 22, 2019BiennialAug. 22, 2021 Bilog Antenna Schwarzbeck Mess-Elektronik VULB 9163396Mar. 21, 2019BiennialMar. 21, 2021 Horn AntennaR&SHF906100326Feb. 14, 2020AnnualFeb. 14, 2021 Horn Antenna Schwarzbeck Mess-Elektronik BBHA 9170BBHA9170431Sep. 10, 2018BiennialSep. 10, 2020 Test ReceiverR&SESU26100109Feb. 18, 2020AnnualFeb. 18, 2021 Test ReceiverR&SESCI 7100911Feb. 19, 2020AnnualFeb. 19, 2021 Two-Line V-NetworkR&SENV216100190May 08, 2020AnnualMay 08, 2021 Shield RoomSY Corporation L × W × H (6.5 m × 3.5 m × 3.5 m) N/AN.C.R.N/AN.C.R. Turn TableInnco systems GmbHDS 1200 SN/AN.C.R.N/AN.C.R. ControllerInnco systems GmbH CONTROLLER CO3000-4P CO3000/963/383 30516/L N.C.R.N/AN.C.R. Antenna MastInnco systems GmbHMA4640-XP-ET MA4640/536/383 30516/L N.C.R.N/AN.C.R. Anechoic ChamberSY Corporation L × W × H (9.6 m × 6.4 m × 6.6 m) N/AN.C.R.N/AN.C.R. Coaxial CableSUCOFLEX104 (3 m)MY3258414Jan. 28, 2020 Semi- annual Jul. 28, 2020 Coaxial CableSUCOFLEX104 (10 m)MY3145814Jan. 28, 2020 Semi- annual Jul. 28, 2020 Coaxial CableRosenbergerLA1-C006-1500131014 07/20Feb. 23, 2020 Semi- annual Aug. 23, 2020 SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si, Gyeonggi-do, Korea, 15807 Tel. +82 31 428 5700 / Fax. +82 31 427 2370 http://www.sgsgroup.kr Report Number:F690501-RF-RTL000856 Page:5of63 RTT5041-19(2020.03.02)(2) A4(210 mmx297 mm) 1.6. Summary of Test Results The EUT has been tested according to the following specifications: APPLIED STANDARD: FCC Part15 Subpart C Section Test Item(s)Result 15.205(a) 15.209 15.247(d) Transmitter Radiated Spurious Emissions and Conducted Spurious Emission Complied 15.247(a)(2) 6㏈Bandwidth Complied 15.247(b)(3)Maximum Peak Conducted Output PowerComplied 15.247(e)Power Spectral DensityComplied 15.207AC Power Line Conducted EmissionComplied 1.7. Test Procedure(s) The measurement procedures described in the American National Standard of Procedure for Compliance Testing of unlicensed Wireless Devices (ANSI C63.10-2013) and the guidance provided in KDB 558074 D01 15.247 Meas Guidance v05r02 were used in the measurement of the DUT. 1.8. Sample Calculation Where relevant, the following sample calculation is provided: 1.8.1. Conducted Test Offset value (㏈) = Attenuator (㏈) + Cable loss (㏈) 1.8.2. Radiation Test Field strength level (㏈㎶/m) = Measured level (㏈㎶) + Antenna factor (㏈) + Cable loss (㏈) - Amplifier gain (㏈) + Duty Factor (㏈) SGS Korea Co., Ltd. 4, LS-ro 182beon-gil, Gunpo-si…

Text truncated - open the document above for the full version.

Test setup photos of EUT 1. Orthogonal plane of EUT - The testing was set in the below orthogonal plane and measured. X-axis 2. Photo of Radiated Spurious Emission Test (Below 1㎓) 3. Photo of Radiated Spurious Emission Test (Above 1㎓) 4. Photos of AC Power line emission Test