S8J-WR4300H300Mbps High Gain Wireless N Router

SCS-F18: Project and Product Certification Representative Authorization Letter Page 1 of 2 Rev 5.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Project and Product Certification Representative Authorization Letter Reason for Amendment (current / obsolete) Revision History Approved Date From To Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Revised wording (obsolete) 1.0 2.0 Sept–25-2007 Updated company template (obsolete) 2.0 3.0 Jan-31-2012 Updated letter information (obsolete) 3.0 4.0 May-23-2014 Added FCC ID field (current) 4.0 5.0 Sept 16 2014 SCS-F18: Project and Product Certification Representative Authorization Letter Page 2 of 2 Rev 5.0 Shenzhen Bilian Electronic Co., Ltd. (2015-01-26) To: SIEMIC, INC. 775 Montague Expressway, Milpitas, CA 95035 USA Dear Sir/Madam, Re: Product Certification Representative Authorization Letter We, _____ Shenzhen Bilian Electronic Co., Ltd. _____hereby authorize SIEMIC, Inc. to act as a Certification Body for certifying for the following project(s): Product Name: 300Mbps High Gain Wireless N Router Model Number: BL-WR4300H FCC ID: S8J-WR4300H Sincerely, Tianle Chen Certification Engineer Building B1, Zhongxing Industrial Zone, Juling Jutang Community, Guanlan street, Bao'an, Shenzhen China

SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 3.0 775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: [email protected] Confidentiality Request Letter Reason for Amendment (current / obsolete) Revision History Approved Date From To Initial Release (obsolete) 1.0 1.0 Nov-14-2006 Adding CFR 2.459 (obsolete) 1.0 2.0 August – 11 - 2008 Updated company template & Added text box (current) 2.0 3.0 Jan-31-2012 SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 3.0 Shenzhen Bilian Electronic Co., Ltd. (2015-01-26) To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subject: Permanent Confidentiality Request for FCC ID: S8J-WR4300H We hereby request confidential treatment of information accompanying this application as outlined below: - Block Diagram - Schematics - Operational Description 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 & 0.459 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, Tianle Chen Certification Engineer Building B1, Zhongxing Industrial Zone, Juling Jutang Community, Guanlan street, Bao'an, Shenzhen China

Date: 2015-01-26 To: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD FCC ID: S8J-WR4300H To Whom It May Concern: This letter is to ascertain that Shenzhen Bilian Electronic Co., Ltd. Product 300Mbps High Gain Wireless N Router has been the units used for conducting FCC compliance testing, the DoC part will be tested by FCC recognized test lab. If you have any question or concerns, pls. contact us. Sincerely, Tianle Chen Certification Engineer Building B1, Zhongxing Industrial Zone, Juling Jutang Community, Guanlan street, Bao'an, Shenzhen China

Label on EUT:

Ant0 Ant1

1 RF EXPOSURE EVALUATION EUT Specification EUT 300Mbps High Gain Wireless N Router FCC ID S8J-WR4300H Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.32GHz / 5.50GHz ~ 5.70GHz WLAN: 5.745GHz ~ 5825GHz Others Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Exposure classification Occupational/Controlled exposure (S = 5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversity Single antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Max. output power 17.65dBm for 802.11b; 14.05dBm for 802.11g; 16.03dBm for 802.11n(H20); 14.84 dBm for 802.11n(H40); Antenna gain (Max) 5.0dBi ( for per antenna port Max) 8.01dBi for MIMO(Ant0+Ant1 Directional Gain) Evaluation applied MPE Evaluation SAR Evaluation 2 Applicable Standard: Systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy levels in excess limit for maximum permissible exposure. In accordance with 47 CFR FCC Part 2 Subpart J. Section 2.1091 this device has been defined as a mobile device whereby a distance of 0.2m Normally can be maintained between the user and the device. Limits for Maximum Permissible Exposure(MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A) Limits for Occupational/Control Exposures 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842/f 4.89/f (900/f)* 6 30-300 61.4 0.163 1.0 6 300-1500 -- -- F/300 6 1500-100000 -- -- 5 6 (B) Limits for General Population/Uncontrol Exposures 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 -- -- F/1500 30 1500-100000 -- -- 1 30 Friis transmission formula: Pd=(Pout*G)\(4*pi*R2) Where Pd= Power density in mW/cm 2 , Pout=output power to antenna in Mw G= gain of antenna in linear scale, Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm 2 . If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. 3 Measurement Result Max power Result: Operation Mode Channel Number Channel Frequency (MHz) Measurement Level (dBm) Limit (dBm) Verdict Ant0 Ant1 Sum 802.11b 1 2412 17.65 17.53-- 30 PASS 6 2437 16.82 15.49-- 30 PASS 11 2462 15.04 14.72-- 30 PASS 802.11g 1 2412 13.42 14.05-- 30 PASS 6 2437 12.69 13.69-- 30 PASS 11 2462 11.82 11.43-- 30 PASS 802.11n (HT20) 1 2412 13.08 12.9516.03 28 PASS 6 2437 12.72 11.0414.97 28 PASS 11 2462 11.16 9.72 13.51 28 PASS 802.11n (HT40) 3 2422 12.16 11.4814.84 28 PASS 6 2437 10.74 10.6913.73 28 PASS 9 2452 9.85 9.46 12.67 28 PASS Antenna 0: Operating Mode Test Channel Tune up tolerance (dBm) Max tune up conducted power(dBm) Output Peak power (mW) Ant. Gain (dBi) Ant. Gain (numeric) Power density at 20cm (mW/ cm2 ) Power density Limits (mW/cm 2 ) 802.11b 1 18±1 19 79.43 5 3.162 0.049968 1 6 17±1 18 63.10 5 3.162 0.039691 1 11 15±1 16 39.81 5 3.162 0.025043 1 802.11g 1 13±1 14 25.12 5 3.162 0.015801 1 6 13±1 14 25.12 5 3.162 0.015801 1 11 12±1 13 19.95 5 3.162 0.012551 1 802.11n (H20) 1 13±1 14 25.12 5 3.162 0.015801 1 6 13±1 14 25.12 5 3.162 0.015801 1 11 11±1 12 15.85 5 3.162 0.009970 1 802.11n (H40) 3 12±1 13 19.95 5 3.162 0.012551 1 6 11±1 12 15.85 5 3.162 0.009970 1 9 10±1 11 12.59 5 3.162 0.007919 1 4 Antenna 1: Operating Mode Test Channel Tune up tolerance (dBm) Max tune up conducted power(dBm) Output Peak power (mW) Ant. Gain (dBi) Ant. Gain (numeric) Power density at 20cm (mW/ cm 2 ) Power density Limits (mW/cm 2 ) 802.11b 1 17±1 18 63.10 5 3.162 0.039691 1 6 15±1 16 39.81 5 3.162 0.025043 1 11 15±1 16 39.81 5 3.162 0.025043 1 802.11g 1 14±1 15 31.62 5 3.162 0.019893 1 6 14±1 15 31.62 5 3.162 0.019893 1 11 12±1 13 19.95 5 3.162 0.012551 1 802.11n (H20) 1 12±1 13 19.95 5 3.162 0.012551 1 6 11±1 12 15.85 5 3.162 0.009970 1 11 10±1 11 12.59 5 3.162 0.007919 1 802.11n (H40) 3 11±1 12 15.85 5 3.162 0.009970 1 6 11±1 12 15.85 5 3.162 0.009970 1 9 9±1 10 10.00 5 3.162 0.006291 1 MPE Result: Operation Mode Channel Number Channel Frequency (MHz) Power density at 20cm (mW/ cm 2 ) Power density Limits (mW/cm 2 ) Verdict Ant1 Ant2 Sum 802.11b 1 2412 0.049968 0.039691 -- 1 PASS 6 2437 0.039691 0.025043 -- 1 PASS 11 2462 0.025043 0.025043 -- 1 PASS 802.11g 1 2412 0.015801 0.019893 -- 1 PASS 6 2437 0.015801 0.019893 -- 1 PASS 11 2462 0.012551 0.012551 -- 1 PASS 802.11n (HT20) 1 2412 0.015801 0.012551 0.028352 1 PASS 6 2437 0.015801 0.009970 0.025771 1 PASS 11 2462 0.009970 0.007919 0.017889 1 PASS 802.11n (HT40) 3 2422 0.012551 0.009970 0.022521 1 PASS 6 2437 0.009970 0.009970 0.01994 1 PASS 9 2452 0.007919 0.006291 0.01421 1 PASS

TRF No: FCC 15.247/A Page 1 of 93 Report No.: KAD141127096E Ver.1.0 ELECTROMAGNETIC EMISSIONS COMPLIANCE REPORT INTENTIONAL RADIATOR CERTIFICATION TO FCC PART 15 SUBPART C REQUIREMENT OF 300Mbps High Gain Wireless N Router Model No.: BL-WR4300H FCC ID: S8J-WR4300H Trademark: LB-LINK Report No.: KAD141127096E Issue Date: January 26, 2015 Prepared for Shenzhen Bilian Electronic Co., Ltd. Building B1, Zhongxing Industrial Zone, Juling Jutang Community, Guanlan street, Bao'an, Shenzhen China Prepared by DONGGUAN EMTEK CO., LTD. No.281, Guantai Road, Nancheng District, Dongguan, Guangdong, China TEL: 86-769-22807078 FAX: 86-769-22807079 This report shall not be reproduced, except in full, without the written approval of DONGGUAN EMTEK CO., LTD. TRF No: FCC 15.247/A Page 2 of 93 Report No.: KAD141127096E Ver.1.0 VERIFICATION OF COMPLIANCE Applicant: Shenzhen Bilian Electronic Co., Ltd. Building B1, Zhongxing Industrial Zone, Juling Jutang Community, Guanlan street, Bao'an, Shenzhen China Manufacturer: Shenzhen Bilian Electronic Co., Ltd. Building B1, Zhongxing Industrial Zone, Juling Jutang Community, Guanlan street, Bao'an, Shenzhen China Product Description: 300Mbps High Gain Wireless N Router Model Number: BL-WR4300H Trade Mark: LB-LINK Date of Test: November 27, 2014 to January 04, 2015 We hereby certify that: The above equipment was tested by DONGGUAN EMTEK CO., LTD. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.4 (2014) and the energy emitted by the sample EUT tested as described in this report is in compliance with conducted and radiated emission limits of FCC Rules Part 15.247(2014). Approved By Sam Lv / Q.A. Manager DONGGUAN EMTEK CO., LTD. TRF No: FCC 15.247/A Page 3 of 93 Report No.: KAD141127096E Ver.1.0 Modified Information Version Summary Revision Date Report No. Ver.1.0 Original Report / KAD141127096E TRF No: FCC 15.247/A Page 4 of 93 Report No.: KAD141127096E Ver.1.0 Table of Contents 1.GENERAL INFORMATION ........................................................................................................................... 6 1.1 P RODUCT DESCRIPTION ............................................................................................................................ 6 2. SYSTEM TEST CONFIGURATION ............................................................................................................. 7 2.1 EUT C ONFIGURATION ............................................................................................................................... 7 2.2 EUT E XERCISE ......................................................................................................................................... 7 2.3 T EST PROCEDURE .................................................................................................................................... 7 2.4 C ONFIGURATION OF TESTED SYSTEM ......................................................................................................... 7 3. DESCRIPTION OF TEST MODES .............................................................................................................. 8 4. SUMMARY OF TEST RESULTS ................................................................................................................. 9 5. TEST METHODOLOGY ............................................................................................................................... 9 6. TEST FACILITY ........................................................................................................................................... 9 7. TEST SYSTEM UNCERTAINTY ................................................................................................................ 10 8. CONDUCTED EMISSIONS TEST ............................................................................................................. 11 8.1 M EASUREMENT PROCEDURE ................................................................................................................... 11 8.2 T EST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .............................................................................. 11 8.3 M EASUREMENT EQUIPMENT USED ........................................................................................................... 11 8.4 C ONDUCTED EMISSION LIMIT ................................................................................................................... 11 8.5 M EASUREMENT RESULT .......................................................................................................................... 11 9. RADIATED EMISSION TEST .................................................................................................................... 14 9.1 M EASUREMENT PROCEDURE ................................................................................................................... 14 9.2 T EST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) .............................................................................. 15 9.3 M EASUREMENT EQUIPMENT USED ........................................................................................................... 16 9.4 R ADIATED EMISSION LIMIT ....................................................................................................................... 16 9.5 M EASUREMENT RESULT .......................................................................................................................... 18 10. 6DB BANDWIDTH TEST ......................................................................................................................... 27 10.1 M EASUREMENT PROCEDURE ................................................................................................................. 27 10.2 T EST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ............................................................................ 27 10.3 M EASUREME…

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