YGKX3SBluetooth Headset

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. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. USER MANUAL X 3 S Brand name:Roman FCC ID:YGKX 3 S

Dec.16, 2013 Federal Communication Commission Authorization and Evaluation Division FCC ID: YGKX3S Re: Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, the applicant hereby requests confidential treatment of information applied this application as outlined below: 1: Block Diagram 2: Circuit Diagram 3: Parts List 4.Operational Description The above 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. The Applicant understands that pursuant to Rules 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, SHENZHEN ROMAN TECHNOLOGY CO., LTD. Contact person: Yanhui Cao Title: Chairman

External Photos TOP VIEW OF EUT BOTTOM VIEW OF EUT FRONT VIEW OF EUT BACK VIEW OF EUT LEFT VIEW OF EUT RIGHT VIEW OF EUT

FCC ID Label Location Bluetooth Headset Model: X3S Brand Name: Roman FCC ID: YGKX3S X3Sa,X3Sb,X3Sc,X3Sd

Internal Photos OPEN VIEW OF EUT INTERNAL VIEW OF EUT-1 BT Antenna INTERNAL VIEW OF EUT-2

Report No.: AGC00630131202FE03 Page 1 of 58 FCC Test Report Report No.: AGC00630131202FE03 FCC ID : YGKX3S APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Bluetooth Headset BRAND NAME : Roman MODEL NAME : X3S, X3Sa, X3Sb, X3Sc, X3Sd CLIENT : Shenzhen Roman Technology Co.,Ltd. DATE OF ISSUE : Dec.12, 2013 STANDARD(S) : FCC Part 15 Rules REPORT VERSION : V1.0 Attestation of Global Compliance (Shenzhen) Co., Ltd CAUTION: This report shall not be reproduced except in full without the written permission of the test laboratory and shall not be quoted out of context. Report No.: AGC00630131202FE03 Page 2 of 58 Report Revise Record Report Version Revise Time Issued Date Valid VersionNotes V1.0 / Dec.12, 2013Valid Original Report Report No.: AGC00630131202FE03 Page 3 of 58 TABLE OF CONTENTS 1. VERIFICATION OF CONFORMITY ...................................................................................... 5 2. GENERAL INFORMATION .................................................................................................. 6 2.1. PRODUCT DESCRIPTION ........................................................................................................... 6 2.2. TABLE OF CARRIER FREQUENCYS .......................................................................................... 6 2.3. RECEIVER INPUT BANDWIDTH ................................................................................................. 7 2.4. EXAMPLE OF A HOPPING SEQUENCY IN DATA MODE ........................................................... 7 2.5. EQUALLY AVERAGE USE OF FREQUENCIES AND BEHAVIOUR ............................................ 7 2.6. RELATED SUBMITTAL(S) / GRANT (S) ....................................................................................... 8 2.7. TEST METHODOLOGY................................................................................................................ 8 2.8. SPECIAL ACCESSORIES ............................................................................................................ 8 2.9. EQUIPMENT MODIFICATIONS ................................................................................................... 8 3. MEASUREMENT UNCERTAINTY........................................................................................ 9 4. DESCRIPTION OF TEST MODES ........................................................................................ 9 5. SYSTEM TEST CONFIGURATION .................................................................................... 10 5.1. CONFIGURATION OF EUT SYSTEM ........................................................................................ 10 5.2. EQUIPMENT USED IN EUT SYSTEM ....................................................................................... 10 5.3. SUMMARY OF TEST RESULTS ................................................................................................ 10 6. TEST FACILITY .................................................................................................................. 11 7. PEAK OUTPUT POWER .................................................................................................... 12 7.1. MEASUREMENT PROCEDURE ................................................................................................ 12 7.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ....................................................... 12 7.3. LIMITS AND MEASUREMENT RESULT .................................................................................... 13 8. 20DB BANDWIDTH ............................................................................................................ 19 8.1. MEASUREMENT PROCEDURE ................................................................................................ 19 8.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ....................................................... 19 8.3. LIMITS AND MEASUREMENT RESULTS .................................................................................. 19 9. CONDUCTED SPURIOUS EMISSION ............................................................................... 26 9.1. MEASUREMENT PROCEDURE ................................................................................................ 26 9.2. TEST SET-UP (BLOCK DIAGRAM OF CONFIGURATION) ....................................................... 26 9.3. MEASUREMENT EQUIPMENT USED ....................................................................................... 26 9.4. LIMITS AND MEASUREMENT RESULT .................................................................................... 26 10. RADIATED EMISSION ..................................................................................................... 30 10.1. MEASUREMENT PROCEDURE .............................................................................................. 30 10.2. TEST SETUP ............................................................................................................................ 32 Report No.: AGC00630131202FE03 Page 4 of 58 10.3. TEST RESULT .......................................................................................................................... 33 11. BAND EDGE EMISSION .................................................................................................. 37 11.1. MEASUREMENT PROCEDURE .............................................................................................. 37 11.2. TEST SET-UP ........................................................................................................................... 37 11.3. TEST RESULT .......................................................................................................................... 38 12. NUMBER OF HOPPING FREQUENCY ............................................................................ 42 12.1. MEASUREMENT PROCEDURE .............................................................................................. 42 12.2. TEST SETUP…

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APPENDIX IV PHOTOGRAPHS OF TEST SETUP FCC LINE CONDUCTED EMISSION TEST SETUP FCC RADIATED EMISSION TEST SETUP