U7GSEALRADIOUTwo-way radio

Klein Electronics, Inc. Add: 349 N. Vinewood St. Escondido, CA 92029 USA Tel: 760.781.3220 Fax: 760.781.3232 Justification letter 2014-12-12 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: U7GSEALRADIOU Model: SEAL-UHF To whom it may concern: We, Klein Electronics, Inc. , acknowledge that this device will not be marketed to USA users with the frequency band which is not allowed by the rule part 90, and it is a violation of FCC rules if this device is operated on unauthorized frequencies inside the U.S.A. We, Klein Electronics, Inc. , acknowledge that this equipment meets the requirement of FCC rules, parts 90.203(e) and (g) as applicable, Programming of this product’s transmit frequencies can be performed only by the manufacturer or by service or maintenance personnel. The operator cannot program transmit frequencies using the equipment’s operation. Signature: Richard Klein CEO

Klein Electronics, Inc. Add: 349 N. Vinewood St. Escondido, CA 92029 USA Tel: 760.781.3220 Fax: 760.781.3232 FCC Confidential Authorization 2014-12-12 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Confidentiality Request regarding application for certification of FCC ID: U7GSEALRADIOU Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below:  Block Diagram--- (Long term)  Circuit Description--- (Long term)  Detailed Circuit Schematics of EUT--- (Long term) The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the grant for this application. Sincerely Yours, Signature: Richard Klein CEO

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS EUT – Front View EUT – Rear View EUT – Top View EUT – Bottom View EUT – Left Side View EUT – Right Side View EUT – Antenna View EUT – Adapter View EUT – Adapter Label View

EXHIBIT A - FCC ID LABELING AND LOCATION FCC ID Label Proposed FCC ID Label Location The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925) Label here

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS EUT – Cover off View 1 EUT – Cover off View 2 EUT – Cover off View 3 EUT – Main Board Top View EUT – Main Board Bottom View EUT – Keyboard Top View EUT –Keyboard Bottom View EUT – Battery Label View

Note: This te used in part w st report is prep without prior wr Report Ty Original r Test E Report Re p Revi Prep pared for the cu ritten consent fr SAR E 349N. V FC ype: eport Engineer: Number: port Date: iewed By: pared By: ustomer shown a from Bay Area C EVALU Klein Vinewood S CC ID: U Wilson Che RSZ141107 2014-12-04 Bell Hu SAR En gin Bay Area C 6/F, the 3rd ShiHua Roa Shenzhen, G Tel: +86-75 Fax: +86-75 www.baclc above and for t Compliance La UATIO For n Electr St. Escondid U7GSEA Pr T w en 7550-20A 4 neer Compliance L d Phase of W ad, FuTian F Guangdong, 55-33320018 55-33320008 orp.com.cn he device descr boratories Corp ON REP ronics do, CA 920 ALRADIO oduct Typ wo-way Ra Laboratories anLi Indust r Free Trade Zo China 8 8 ribed herein. It p. PORT 29 USA OU pe: dio Corp. (Shen rial Building, one may not be dup zhen) , plicated or Bay Area Compliance Laboratories Corp. (Shenzhen) Report No: RSZ141107550-20A SAR Evaluation Report 2 of 62 Attestation of Test Results EUT Information Company Name Klein Electronics EUT Description Two-way Radio FCC ID U7GSEALRADIOU Model Number SEAL-UHF Test Date 2014-11-28 Mode Frequency (MHz) Max. SAR Level(s) Reported Limit (W/Kg) Analog 400-470 12.5kHz Face up: 1.808 W/kg (Corrected by multiplying 50%) Body worn: 3.190 W/kg (Corrected by multiplying 50%) 8.0 Applicable Standards ANSI / IEEE C95.1: 2005 IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fileds,3 kHz to 300 GHz. ANSI / IEEE C95.3: 2002 IEEE Recommended Practice for Measurements and Computations of Radio Frequency Electromagnetic Fields With Respect to Human Exposure to SuchFields,100 kHz—300 GHz. IEEE1528:2013 IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques KDB procedures KDB 447498 D01 v05r02: Mobile and Portable Devices RF Exposure Procedures and Equipment Authorization Policies. KDB 865664 D01v01r03: SAR measurement 100 MHz to 6 GHz v01. KDB 643646D01 v01r01: SAR test Reduction Considerations for Occupational PTT Radios. Note: This wireless device has been shown to be capable of compliance for localized specific absorption rate (SAR) for Occupational /Controlled Exposure limits specified in ANSI/IEEE Standards and has been tested in accordance with the measurement procedures specified in IEEE 1528-2013 and RF exposure KDB procedures. The results and statements contained in this report pertain only to the device(s) evaluated. Bay Area Compliance Laboratories Corp. (Shenzhen) Report No: RSZ141107550-20A SAR Evaluation Report 3 of 62 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ......................................................................................................................... 4 EUT DESCRIPTION .................................................................................................................................................... 5 TECHNICAL SPECIFICATION ......................................................................................................................................... 5 REFERENCE, STANDARDS, AND GUILDELINES ............................................................................................... 6 SAR LIMITS ................................................................................................................................................................. 7 FACILITIES .................................................................................................................................................................. 8 DESCRIPTION OF TEST SYSTEM .......................................................................................................................... 9 EQUIPMENT LIST AND CALIBRATION ............................................................................................................. 16 EQUIPMENTS LIST & CALIBRATION INFORMATION .................................................................................................... 16 SAR MEASUREMENT SYSTEM VERIFICATION .............................................................................................. 17 LIQUID VERIFICATION ............................................................................................................................................... 17 SYSTEM ACCURACY VERIFICATION ........................................................................................................................... 19 SAR SYSTEM VALIDATION DATA ..................................................................................................................... 20 EUT TEST STRATEGY AND METHODOLOGY ................................................................................................. 24 TEST POSITIONS FOR DEVICE OPERATING NEXT TO A PERSON’S EAR........................................................................ 24 CHEEK/TOUCH POSITION ........................................................................................................................................... 25 EAR/TILT POSITION ................................................................................................................................................... 25 TEST POSITIONS FOR BODY-WORN AND OTHER CONFIGURATIONS .............................................................................. 26 SAR EVALUATION PROCEDURE ................................................................................................................................. 27 TEST METHODOLOGY ................................................................................................................................................. 27 CONDUCTED OUTPUT POWER MEASUREMENT ........................................................................................... 28 PROVISION APPLICABLE ...................................................................................................…

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Note: This test report is prepared for the customer shown above and for the equipment described herein. It may not be duplicated or used in part without prior written consent from Bay Area Compliance Laboratories Corp. FCC PART 90 TEST REPORT For Klein Electronics, Inc. 349N. Vinewood St. Escondido, CA 92029 USA FCC ID: U7GSEALRADIOU Report Type: Original Report Product Type: Two-way radio Test En gineer: Simon Wang Re port Number: RSZ141107550-00 Re port Date: 2014-12-08 Reviewed B y: Jimmy Xiao RF Engineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F, the 3rd Phase of WanLi Industrial Building, ShiHua Road, FuTian Free Trade Zone Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ141107550-00 FCC PART 90 Page 2 of 26 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 4 TEST METHODOLOGY .................................................................................................................................................. 4 TEST FACILITY ............................................................................................................................................................. 4 SYSTEM TEST CONFIGURATION .......................................................................................................................... 5 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 5 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 5 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 5 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 5 SUMMARY OF TEST RESULTS ............................................................................................................................... 6 MEASUREMENT UNCERTAINTY ........................................................................................................................... 7 FCC §1.1307(b) & §2.1093 - RF EXPOSURE ............................................................................................................. 8 APPLICABLE STANDARD .............................................................................................................................................. 8 FCC §2.1046 & §90.205 - RF Output Power ............................................................................................................... 9 APPLICABLE STANDARD .............................................................................................................................................. 9 TEST PROCEDURE ........................................................................................................................................................ 9 TEST EQUIPMENT LIST AND DETAILS ........................................................................................................................... 9 TEST DATA .................................................................................................................................................................. 9 FCC §2.1047 §90.207 - MODULATION CHARACTERISTIC .............................................................................. 11 APPLICABLE STANDARD ............................................................................................................................................ 11 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 11 TEST PROCEDURE ...................................................................................................................................................... 11 TEST DATA ................................................................................................................................................................ 11 FCC §2.1049 & §90.209 & §90.210 – OCCUPIED BANDWIDTH & EMISSION MASK ................................... 15 APPLICABLE STANDARD ............................................................................................................................................ 15 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 15 TEST PROCEDURE ...................................................................................................................................................... 15 TEST DATA ................................................................................................................................................................ 16 FCC §2.1051 & §90.210 - SPURIOUS EMISSIONS AT ANTENNA TERMINALS ............................................ 18 APPLICABLE STANDARD ............................................................................................................................................ 18 TEST EQUIPMENT LIST AND DETAILS ..........................................................…

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EXHIBIT D - TEST SETUP PHOTOGRAPHS Transmitting Radiated Emissions (Below 1 GHz) Transmitting Radiated Emissions (Above 1 GHz)