ONETECH Testing & Eval. Lab. VERIFICATION FCC RULES PARTS 2 & 15 CLASS A DIGITAL DEVICE. for AUTHORIZED. Win4NET Co., Ltd.

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1 ONETECH Testing & Eval. Lab. VERIFICATION FCC RULES PARTS 2 & 15 CLASS A DIGITAL DEVICE for PRODUCT: VIDEO CODEC MODEL NAME: NetSafe-VC3001 AUTHORIZED Win4NET Co., Ltd. KOLON Digital Tower 1301, 222-7, Kuro-Dong, Kuro-Gu, Seoul, , Korea December 27, 2005 SUMMARY The above equipment complies with the applicable technical standards as indicated in the measurement report and was tested in accordance with the measurement procedures specified in ANSI C63.4: This is only valid in connection with Test Report: E05DR-053 Detail description of test facility was submitted to the Federal Communications Commission on April 04, (Registration Number: )

2 Page 1 of 23 ELECTROMAGNETIC EMISSIONS COMPLIANCE REPORT FOR FCC CLASS A VERIFICATION Test Report No. Applicant Address Manufacturer Address Type of Equipment Model Name Serial number Total page of Report : E05DR-053 : Win4NET Co., Ltd. : KOLON Digital Tower 1301, 222-7, Kuro-Dong, Kuro-Gu, Seoul, , Korea : Win4NET Co., Ltd. : KOLON Digital Tower 1301, 222-7, Kuro-Dong, Kuro-Gu, Seoul, , Korea : Video Codec : NetSafe-VC3001 : N/A : 23 pages (including this page) Date of Incoming : December 16, 2005 Date of Issuing : December 27, 2005 SUMMARY The equipment complies with the regulation; FCC Part 15 Subpart B, Class A (Verification). This test report contains only the results of a single test of the sample supplied for the examination. It is not a general valid assessment of the features of the respective products of the mass-production. Prepared by: Seung-Hyun, Nam / Project Engineer EMC Dept. ONETECH Corp. Approved by: Gea-Won, Lee / Chief Engineer EMC Dept. ONETECH Corp.

3 Page 2 of 23 CONTENTS PAGE 1. VERIFICATION OF COMPLIANCE GENERAL INFORMATION PRODUCT DESCRIPTION MODEL DIFFERENCES: RELATED SUBMITTAL(S) / GRANT(S) TEST SYSTEM DETAILS TEST METHODOLOGY TEST FACILITY SYSTEM TEST CONFIGURATION JUSTIFICATION EUT EXERCISE SOFTWARE CABLE DESCRIPTION NOISE SUPPRESSION PARTS ON CABLE EQUIPMENT MODIFICATIONS CONFIGURATION OF TEST SYSTEM PRELIMINARY TEST AC POWER LINE CONDUCTED EMISSION TEST RADIATED EMISSION TEST FINAL RESULT OF MEASURMENT CONDUCTED EMISSION TEST RADIATED EMISSION TEST FIELD STRENGTH CALCULATION LIST OF TEST EQUIPMENT...11 APPENDIX I - CONDUCTED EMISSION GRAPH TEST DATA...12 APPENDIX II - TEST SET-UP PHOTOS (CONDUCTED EMISSION)...13 APPENDIX III - TEST SET-UP PHOTOS (RADIATED EMISSION)...14 APPENDIX IV - IDENTIFICATION LABEL...15 APPENDIX V - PHOTOGRAPHS REPORT...16 APPENDIX VI INFORMATION TO THE USER IN USER S MANUAL...23

4 Page 3 of VERIFICATION OF COMPLIANCE APPLICANT ADDRESS CONTACT PERSON : Win4NET Co., Ltd. : KOLON Digital Tower 1301, 222-7, Kuro-Dong, Kuro-Gu, Seoul, , Korea : Mr. Sung-Dae, Kim / Research Engineer TELEPHONE NO : MODEL NAME SERIAL NUMBER : NetSafe-VC3001 : N/A DATE : December 27, 2005 DEVICE TYPE E.U.T. DESCRIPTION THIS REPORT CONCERNS CLASS A DIGITAL DEVICE - UNINTENTIONAL RADIATOR Video Codec ORIGINAL GRANT MEASUREMENT PROCEDURES ANSI C63.4: 2003 TYPE OF EQUIPMENT TESTED KIND OF EQUIPMENT AUTHORIZATION REQUESTED EQUIPMENT WILL BE OPERATED UNDER FCC RULES PART(S) MODIFICATIONS ON THE EQUIPMENT TO ACHIEVE COMPLIANCE FINAL TEST WAS CONDUCTED ON PRE-PRODUCTION VERIFICATION FCC PART 15 (CLASS A) No 10 METER OPEN AREA TEST SITE -. This device has shown compliance with the conducted emissions limits in adopted under FCC (ET Docket 98-80). The device may be marketed after July 11, 2005 affected by the 15.37(j) transition provisions. -. The above equipment was tested by ONETECH Corp. for compliance with the requirement set forth in the FCC Rules and Regulations. This said equipment in the configuration described in this report, shows the maximum emission levels emanating from equipment are within the compliance requirements.

5 Page 4 of GENERAL INFORMATION 2.1 Product Description The Win4NET Co., Ltd., Model NetSafe-VC3001 (referred to as the EUT in this report) is a Video Codec. Product specification described herein was obtained from product data sheet or user s manual. CHASSIS TYPE LIST OF EACH OSC. OR CRY. FREQ.(FREQ.>=1MHz) NUMBER OF LAYERS Metal CPU Board: KHz, 24 MHz, 25 MHz, MHz MPEG Board : MHz, 27 MHz, MHz 4 Layers : MPEG Board, 6 Layers : CPU Board ELECTRICAL RATING DC 5V, 2.4A EXTERNAL CONNECTOR DC Inlet, RJ45, RS485, Video Out, Audio In/Out, RS232, S-Video, USB 2.2 Model Differences: -. None 2.3 Related Submittal(s) / Grant(s) Original submittal only 2.4 Test System Details The model numbers for all the equipments which were used in the tested system is: Model Manufacturer FCC ID Description Connected to NetSafe-VC3001 Win4NET Co., Ltd. N/A Video Codec (EUT) - DSA-0151D-05 DeeVan Enterprise Co., Ltd. N/A Adapter (for EUT) EUT PM-K5 IKEGAMI N/A CCTV Monitor EUT N/A N/A N/A CCD Camera 4CH Video Server N/A N/A N/A HUB EUT AD-071AB Outstanding Electronics N/A Adapter HUB SMS-015N Sungil Precision Co., Ltd. N/A Speaker EUT PP01L DELL Computer Corp. DoC Notebook PC HUB ADP-70EB Delta Electronics N/A Adapter Notebook PC 2225C HP DSI6XU2225 Printer Notebook PC N/A Win4NET Co., Ltd. N/A 4CH Video Server HUB DSA-0421S DVE N/A Adapter 4CH Video Server

6 Page 5 of Test Methodology Both conducted and radiated testing was performed according to the procedures in ANSI C63.4: Radiated testing was performed at a distance of 10 meters from EUT to the antenna. 2.6 Test Facility The open area test site and conducted measurement facilities are located on at Daessangryung-Ri, Chowol-Eup, Kwangju-City, Kyounggi-Do, , Korea. Description details of test facilities were submitted to the Commission on April 04, (Registration Number: ) 3. SYSTEM TEST CONFIGURATION 3.1 Justification This device was configured for testing in a typical way as a normal customer is supposed to be used. During the test, the following components were installed inside of the EUT. DEVICE TYPE MANUFACTURER MODEL/PART NUMBER FCC ID Main Board N/A WSV-2000 Rev 3.0 N/A MPEG Board N/A WSVS-1000-MPEG Rev 0.2 N/A Power Board (Adapter) N/A N/A N/A 3.2 EUT exercise Software -. After connecting the camera to the 4CH Video Server, the captured images were continuously displayed on the screen of the Notebook PC and CCTV monitors. Notebook PC was connected to the EUT in order to the ping test via the HUB from remote location. And other terminals of the EUT are connected to proper peripherals and cables.

7 Page 6 of Cable Description Power Cord Shielded (Y/N) I/O cable Shielded (Y/N) Length (M) Video Codec (EUT) N Y 1.5(P), 1.2(D) Adaptor (for EUT) N Y 1.8(P), 1.0(D) CCTV MONITOR N Y 1.5(P), 1.2(D) CCD CAMERA N Y 1.5(P), 1.2(D) HUB N N 1.5(P), 1.2(D) Adaptor (for HUB) N Y 1.8(P), 1.0(D) Speaker N/A Y 1.2(D) Notebook PC N Y 1.8(P) Adapter (for Notebook PC) N Y 1.8(P), 1.0(D) Printer N Y 1.5(P), 1.5(D) 4CH Video Server N Y 1.5 (P), 1.2 (D) Adapter (for 4CH Video Server) N Y 1.8(P), 1.0(D) * The marked (P) means the Power Cable and (D) means Signal Cable. 3.4 Noise Suppression Parts on Cable Ferrite Bead Location Metal Hood Location (Y/N) (Y/N) Video Codec (EUT) N N/A Y BOTH END Adaptor (for EUT) Y EUT END Y EUT END CCTV MONITOR N N/A Y BOTH END CCD CAMERA N N/A Y BOTH END HUB N N/A N N/A Adaptor (for HUB) Y HUB END Y HUB END Speaker N N/A Y EUT END Notebook PC N N/A - - Adapter (for Notebook PC) Y Notebook PC END Y Notebook PC END Printer N N/A Y BOTH END 4CH Video Server N N/A Y BOTH END Adapter (for 4CH Video Server) Y 4CH Video Server END Y 4CH Video Server END

8 Page 7 of Equipment Modifications -. None 3.6 Configuration of Test System Line Conducted Test : The power cord of the EUT was connected to LISN. All supporting equipments were connected to another LISN. Preliminary Power lines Conducted Emission test were performed by using the procedure in ANSI C63.4: to determine the worse operating conditions. Radiated Emission Test : Preliminary radiated emission test was conducted using the procedure in ANSI C63.4: to determine the worse operating conditions. Final radiated emission test was conducted at 10 meters open area test site. 4. PRELIMINARY TEST 4.1 AC Power line Conducted Emission Test During Preliminary Test, the following operating mode was investigated Operation Mode The captured images were displayed continuously on the screen of the Notebook PC and CCTV monitor. The Worse operating condition (Please check one only) X 4.2 Radiated Emission Test During Preliminary Test, the following operating mode was investigated Operation Mode The captured images were displayed continuously on the screen of the Notebook PC and CCTV monitor. The Worse operating condition (Please check one only) X

9 Page 8 of FINAL RESULT OF MEASURMENT Preliminary test was done in normal operation mode. And the final measurement was selected for the maximized emission level. 5.1 Conducted Emission Test Humidity Level : 39 % Temperature : 22 C Limits apply to Type of Test Result : FCC CFR 47, PART 15, SUBPART B, SECTION (b) : CLASS A : PASSED BY db at 0.15 MHz EUT : Video Codec Date: December 21, 2005 Operating Condition Detector : The captured images were displayed continuously on the screen of the Notebook PC and CCTV monitor. : CISPR Quasi-Peak (6 db Bandwidth: 9 khz) Frequency Line Peak (dbuv) Margin (MHz) Emission level Q.P Limits (db) 0.15 N N H N N N Frequency Line Average (dbuv) Margin (MHz) Emission level Limits (db) - - Line Conducted Emissions Tabulated Data Remark : H : Hot Line, N : Neutral line Average modes were not measured, because the peak emission levels were under the average limit. See Appendix I for an overview sweep performed with peak detector. Tested by: Dong-Yub, Lee / Test Engineer

10 Page 9 of Radiated Emission Test The following table shows the highest levels of radiated emission on both polarizations of horizontal and vertical. Humidity Level : 40 % Temperature : 21 C Limits apply to : FCC CFR 47, PART 15, SUBPART B, SECTION (b) Type of Test : CLASS A Result : PASSED BY 3.70 db at MHZ EUT : Video Codec Date: December 19, 2005 Operating Condition : The captured images were displayed continuously on the screen of the Notebook PC and CCTV monitor. Frequency Range : 30MHz 1000MHz Detector : CISPR Quasi-Peak (6 db Bandwidth: 120 khz) Distance : 10 Meter Radiated Emission Ant Correction Factors Total FCC CLASS A Freq. (MHz) Amp. (dbuv) Pol. Ant. (dbuv/m) Cable (db) Amp. (dbuv/m) Limit (dbuv/m) Margin (db) V V H H H H H H H H H V H Radiated Emission Tabulated Data Remark: H : Horizontal, V : Vertical Tested by: Dong-Yub, Lee / Test Engineer

11 Page 10 of FIELD STRENGTH CALCULATION Meter readings are compared to the specification limit correcting for antenna and cable losses + Meter reading (dbuv) + Cable Loss (db) + Antenna Factor (Loss) (db/meter) = Corrected Reading (dbuv/meter) - Specification Limit (dbuv/meter) = db Relative to Spec (+/- db)

12 Page 11 of LIST OF TEST EQUIPMENT No. EQUIPMENTS MFR. MODEL SER. NO. LAST CAL DUE CAL USE 1. Test receiver R/S ESVS /005 DEC/05 12MONTH 2. Test receiver R/S ESHS /007 MAY/05 12MONTH 3. Spectrum analyzer HP 8566B 3407A08547 JUL/05 12MONTH 4. Spectrum analyzer HP 85680B 3001A04955 APR/05 12MONTH 5. RF preselector HP 85685A 3107A01268 APR/05 12MONTH 6. Quasi-Peak Adapter HP 8574B 2811A01432 APR/05 12MONTH 7. TRILOG Broadband Schwarzbeck VULB9163 VULB APR/05 12MONTH Antenna 8. Biconical antenna EMCO FEB/05 12MONTH Schwarzbeck VHA JAN/05 9. Log Periodic antenna EMCO FEB/05 12MONTH MAY/04 Schwarzbeck 9108-A(494) FEB/ LISN EMCO 3825/ JUL/05 12MONTH JUL/05 Schwarzbeck NSLK JUN/ Position Controller HP GmbH HD100 N/A N/A N/A 12. Turn Table HP GmbH DS420S N/A N/A N/A 13. Antenna Master HP GmbH MA240 N/A N/A N/A

13 Page 12 of 23 APPENDIX I - Conducted Emission Graph Test Data HOT LINE NEUTRAL LINE

14 Page 13 of 23 APPENDIX II - TEST SET-UP PHOTOS (Conducted emission)

15 Page 14 of 23 APPENDIX III - TEST SET-UP PHOTOS (Radiated emission)

16 Page 15 of 23 APPENDIX IV - IDENTIFICATION LABEL SUGGESTED LABEL FORMAT FOR EQUIPMENT SUBJECT TO VERIFICATION MAY 1995 All devices subject to verification are required to have an identification label pursuant to Section of the Rules. Additional labeling requirements may be specified in the particular sections of the FCC rules governing the specific class of equipment. Under NO circumstances shall verified equipment be labeled with a FCC Identifier (FCC ID), or in any manner which implies that such equipment has been approved by the FCC. Model No. 123 Company name or trade name Country of origin * The label showing the equipment identification data may be combined with a label showing other information (serial numbers, other governments requirements, etc.), if desired. Compliance statements, when required, may be shown on the same label or a separate label. See the "Check sheet" for additional information concerning compliance statements. * Country of origin - U.S. Customs and the Federal Trade Commission regulations require all equipment produced in foreign countries to be marked with the country of origin. Questions concerning marking of equipment with the country of origin should be directed to these agencies. PROPOSED FCC LABEL (Part 15 sec ) The label included following statement will be attached on product or the compliance statement can be observed in a prominent location in the instruction manual. Model name: NetSafe-VC3001 Win4NET Co., Ltd. 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 operations. Made in Korea

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24 Page 23 of 23 APPENDIX VI INFORMATION TO THE USER IN USER S MANUAL The instructions furnished the user shall include the following or similar statement, placed in a prominent location in the text of the manual. INFORMATION TO THE USER This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. WARNING Any changes or modifications not expressly approved by the manufacturer could void the user s authority to operate the equipment.