WF2DW-773BPART15 DIGITAL TRANSMISSION SYSTEM (WIRELESS HEADSET BASE)

DW-773 Wireless Headset User’s Manual (DW-773H, DW-773B ) Hereby, Dasan Electronic Co.,Ltd., Declares that this Wireless Headset and Base is in compliance w ith the essential requirements and other relevant provisions of Directive 1999/5/ EC CONTENTS 1 Introduction 2 Features – headset and base unit 3 Features – base unit back and bottom 4 Setting up the unit 5 Battery Charging 6 Operation - pairing your Headset and Base Unit - Checking for compatibility - Making and ending a call using a telephone with Lifter attached - Receiving a call using a telephone with Lifter attached - Ending a call - Adjusting the TX(transmit) volume - Adjusting the RX(receive) volume - Muting the microphone on the headset - VoIP with PC 7 Technical features 8 Optional accessories 9 Label Sample & Location Dasan Electron Co.,Ltd. Product: Wireless Headset Base Model No : DW-773B FCC ID : WF2DW-773B 증번호 : XXX-XXXX (1) this device may not cause harmful Interference, and (2) this device must accept any interference received, Including interference that may cause undesired operation. This device is a 2.4 GHz wireless digital transceiver, intended for indoor home and office use in all EU member states, Thank you for purchasing this product The unit has been developed using the latest wireless technology. With the unit we are confident you will expe rience a great level of comfort and freedom compared to using a standard telephone for making and receiving your calls. READ THE USER GUIDE The unit is very easy to use and set-up, althou gh to get the best from your new purchase, we recommend you read this User Guide before getting down to any calls. UNPACKING Remove the unit from its packaging and ensure that along with this User Guide you have the correct main plug fitted to the power supply unit for your supply and the correct specified accessories. Retain the packing carton for storage of your unit, and also in the unlikely event that the unit needs to be returned for service or repair. IMPORTANT Ensure that all electrical connections (including extension leads and interconnections between pieces of equipment) are properly m ade and in accordance with the relevant manufacturers instructions. 1. INTRODUCTION Do not continue to operate the equipment if you are in any dou bt about it working normally, or if it is damaged in any way. z Switch off, withdraw the main plug and consult your dealer. Do not allow electrical equipment to be exposed to rain or moisture. Never push anything into holes, slots or any other opening as this could result in fatal electrical shock. Never guess or take chances with electrical equipment. Do not open the telephone housing as doing so will void your warranty. WARNING Telephone headsets are capable of producing high levels of sound. Prolonged exposure to high sound levels can cause damage to hearing. CAUTION : For intentional radiator shall caution the user that changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment The use of a permanently attached antenna or of an antenna that us er a unique coupling to the intentional radiator shall be considered su fficient to comply with the provisions of required this section. The manufacturer may design the unit so that broken antenna can be replaced by the user, but the use of a standard antenna jack or electrical connector is prohibited. 2. Feature – Headset and Base Unit Telephone Cord Cable Tie Pairing/Tx Mute Power On/Off CALL Off ON/OFF/PAIRING TEL/PC Rx Volume Microphone Charging LED POWER LED IN-USE LED 3. Feature – Base Unit Back and Bottom PC TEL HANDSET LIFTER DC JACK Despite the sophistication behind the unit, the set-up and operation of the unit is remarkably simple. Please follow these steps in the following pages and refer to the drawings on the previous pages and you will be up and running with your new wireless headset in a very short time. Important : Before first use, please charge the headset fully for up to 2 hours to maximize your battery operational life. 1 Assemble the HEADSET and BATTERY If you press the POWER ON/OFF button shortly, the LED is powered on. After power on, the LED blinks once at intervals of 2 seconds. If you press the POWER ON/OFF button for 3 or 4 seconds, The power is off. 2 Connect the TELEPHONE HANDSET TO THE UNIT Unplug the handset cord from your tel ephone base unit and plug it into the HANDSET port located on the back of the base unit. 3 Connect the TELEPHONE BASE UNIT TO THE UNIT Use the supplied telephone cord and connect on end to the HANDSET port on your telephone base unit. The other end should be connected to the TELEPHONE port located on the back of the base unit. 4. Setting Up the Headset 4 Connect the POWER SUPPLY UNIT Plug the Power Supply Unit to the DC Input Jack on the back of the base unit. Then connect the Power Supply Unit to your wall supply. 5 Place the headset on the base unit to charge Important: Before first use, please charge the headset fully for up to 2 hours to maximize your battery operational life. ! Place the headset on the base unit to charge Always place the headset on the base unit when not in use to allow your headset to be charged and ensure the talk-time and life of the battery. Before first use, please charge the headset fully for up to 2 hours to maximize your battery ope rational life. Only use the base unit fitted with the original power supply unit to charge your headset, or damaged and incorrect operation may occur. 5. Battery Charging When charging, the LED on the front of t he base unit will illuminate. The following are the status and colors expect ed during the charging process. Fully Charged GREEN LEDs Charging RED LEDs Before operation your headset must be paired with your Base unit, this can be confirmed by the following check;(Factory default : paired) Make sure that both Base and Headset unit is power on. z Check POWER LED(RED) on base unit is ON and z Check RED LED …

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Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] TIMCO ENGINEERING INC. TCB & FCB 849 NW State Road 45 FCC Approvals Newberry, Florida 32669 Industry Canada Approvals http://www.timcoengr.com Notified Body for Europe 888.472.2424 F 352.472.2030 email: [email protected] SUBJECT: UPLOAD FILES TO WEBSITE Applicant: Dasan Electron Co.,Ltd. Product: Wireless Headset Base Model: DW-773B FCC ID: WF2DW-773B Dear Sir/Madam As appointed agent for Dasan Electron Co.,Ltd., we submit the application to Timco Engineering Inc, for certification of the above product. Please review all files uploaded to TEI electronic filing site. I you have any queries, please do not hesitate to contact us Yours truly, KOSTEC Co.,Ltd. Seok Jin, Jeong / Assistance Manager e-mail: [email protected]

Dasan Electron Co.,Ltd.. #606, Godowhadong, Gyunggi Techno Park, 127-11, Sa-dong, Ansan-Si, Gyunggi-do, Korea Tel No.:82-31-500-4644 Fax No.:82-31-500-4640 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 SUBJECT: DoC for Receiver portion of Wireless Headset Base To Whom It May Concern: We, the undersigned, hereby attest to the fact that we has been apply the Declaration of Conformity procedure to the class B, about receiving portion of Wireless Headset Base (FCC ID: WF2DW-773B) of this composite filing. Best Regards, Kyung Ryong Hong / Director

Dasan Electron Co.,Ltd.. #606, Godowhadong, Gyunggi Techno Park, 127-11, Sa-dong, Ansan-Si, Gyunggi-do, Korea Tel No.:82-31-500-4644 Fax No.:82-31-500-4640 KOSTEC Co.,Ltd. 180-254 Annyeong-dong Hwaseong-si, Gyeonggi-do South korea 445-380 To Whom It May Concern: Please be advised that Dasan Electron Co.,Ltd. Authorizes KOSTEC Co., Ltd. To act on our behalf, until otherwise notified, for applications submitted to Timco Engineering, Inc. We certify that we are not subject to denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse ACT of 1988, U.S.C. 862. Futher, no party, as defined in 47 CFR 1.2002(B), to the application is subject to denial of federal benefits, that includes FCC benefits. Thank you for your attention to this matter. Kyung Ryong Hong / Director

Dasan Electron Co.,Ltd. #606, Godowhadong, Gyunggi Techno Park, 127-11, Sa-dong, Ansan-Si, Gyunggi-do, Korea Tel No.:82-31-500-4644 Fax No.:82-31-500-4640 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: WF2DW-773B 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: Exhibit Type File Name Block diagram Schematic diagram PCB Layout Part List Operational Description Block diagram. pdf Schematic description. pdf Material Layout. pdf BOM List. pdf Operational description. pdf 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 and 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, Kyung Ryong Hong / Director

Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 1 / 4 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 2. External photographs Front Rear Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 2 / 4 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 2. External photographs Upper Bottom Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 3 / 4 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 2. External photographs Left Right Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 4 / 4 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 2. External photographs Battery Blank

Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 1 / 1 KST-IRF-FCR-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix4. Sample Label & Location Label Information The following is a sample copy of the label that will be placed on the inside cabinet of the product. The FCC ID is marked in the product label with model No. The product label is made of plastic material and all information is indelibly printed on the label. Dasan Electron Co.,Ltd. Product: Wireless Headset Base Model No : DW-773B FCC ID : WF2DW-773B 인증번호:XXX-XXXX (1) this device may not cause harmful Interference, and (2) this device must accept any interference received , Including interference that may cause undesired operation. Label location The label shown above shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase. The label is affixed with permanent adhesive to the enclosure and can not be readily detachable. The label is located here. 47 mm 23 mm

Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 1 / 3 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 3. Internal photographs Removed housing Main board_ Top Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 2 / 3 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 3. Internal photographs Main board_ Bottom Main board_ Port (USB,RJ11, RJ45) Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 3 / 3 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix 3. Internal photographs RF board_ To p RF board_ Bottom

Base Module Antenna

Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 1 / 32 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. TEST REPORT Report No: KST-FCR-090016 Applicant Name Dasan Electron Co.,Ltd. Address # 606, Godowhadong, Gyunggi Techno Park, 1271-11, Sa-dong, Ansan-Si, Gyeonggi-do, Korea Manufacturer Name Dasan Electron Co.,Ltd. Address # 606, Godowhadong, Gyunggi Techno Park, 1271-11, Sa-dong, Ansan-Si, Gyeonggi-do, Korea Equipment Name Wireless Headset Base Model No DW-773B Brand Name None FCC ID WF2DW-773B Test Standard FCC CFR 47, Part 15. Subpart C-15.247 Test Date(s) 2009. 12. 11 ~ 2009. 12. 15 Issue Date 2008. 12. 16 Test Result Compliance Supplementary Information The device bearing the brand name and FCC ID specified above has been shown to comply with the applicable technical standards as indicated in the measurement report and was tested in accordance with measurement procedures specified in ANSI C 63.4-2003. We attest to the accuracy of data and all measurements reported herein were performed by KOSTEC Co., Ltd. and were made under Chief Engineer’s supervision. We assume full responsibility for the completeness of these measurements and vouch for the qualifications of all persons taking them. Tested by Mi Young, Lee Approved by Gyeong Hyeon, Park Signature Signature Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 2 / 32 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Table of Contents 1. GENERAL INFORMATION .............................................................................................................. 3 1.1 Test Facility ............................................................................................................................................... 3 1.2 Location .................................................................................................................................................... 3 2. EQUIPMENT DESCRIPTION ........................................................................................................... 4 3. SYSTEM CONFIGURATION FOR TEST ......................................................................................... 5 3.1 Characteristics of equipment.................................................................................................................... 5 3.2 Configuration of EUT ................................................................................................................................ 5 3.3 Product Modification ................................................................................................................................. 5 3.4 Operating Mode........................................................................................................................................ 5 3.5 Test Configuration..................................................................................................................................... 5 3.6 Test Jig ..................................................................................................................................................... 6 3.7 Used Test Equipment List......................................................................................................................... 7 4. SUMMARY TEST RESULTS ............................................................................................................ 8 5. MEASUREMENT RESULTS ............................................................................................................ 9 5.1 6 dB Bandwidth ........................................................................................................................................ 9 5.2 Max. Conducted peak output power ...................................................................................................... 11 5.3 Conducted peak power spectral density ................................................................................................ 14 5.4 Band-edge Compliance.......................................................................................................................... 17 5.5 Spurious RF conducted emissions ......................................................................................................... 20 5.6 Spurious RF Radiated emissions ........................................................................................................... 24 5.7 Antenna requirement .............................................................................................................................. 29 5.8 AC Power Conducted emissions ............................................................................................................ 30 Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 3 / 32 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. 1. GENERAL INFORMATION 1.1 Test Facility Test laboratory and address KOSTEC Co., Ltd. 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South Korea The open area field test site and conducted measurement facility are used for these testing. This site at was fully described in a reports submitted to the Federal Communications Commission (FCC). The details of these reports have been found to be in complies with the requirements of Section 2.948 of the FCC Rules on November 14, 2002. The facility also complies with t…

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Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 1 / 32 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. TEST REPORT Report No: KST-FCR-090016 Applicant Name Dasan Electron Co.,Ltd. Address # 606, Godowhadong, Gyunggi Techno Park, 1271-11, Sa-dong, Ansan-Si, Gyeonggi-do, Korea Manufacturer Name Dasan Electron Co.,Ltd. Address # 606, Godowhadong, Gyunggi Techno Park, 1271-11, Sa-dong, Ansan-Si, Gyeonggi-do, Korea Equipment Name Wireless Headset Base Model No DW-773B Brand Name None FCC ID WF2DW-773B Test Standard FCC CFR 47, Part 15. Subpart C-15.247 Test Date(s) 2009. 12. 11 ~ 2009. 12. 15 Issue Date 2008. 12. 16 Test Result Compliance Supplementary Information The device bearing the brand name and FCC ID specified above has been shown to comply with the applicable technical standards as indicated in the measurement report and was tested in accordance with measurement procedures specified in ANSI C 63.4-2003. We attest to the accuracy of data and all measurements reported herein were performed by KOSTEC Co., Ltd. and were made under Chief Engineer’s supervision. We assume full responsibility for the completeness of these measurements and vouch for the qualifications of all persons taking them. Tested by Mi Young, Lee Approved by Gyeong Hyeon, Park Signature Signature Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 2 / 32 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Table of Contents 1. GENERAL INFORMATION .............................................................................................................. 3 1.1 Test Facility ............................................................................................................................................... 3 1.2 Location .................................................................................................................................................... 3 2. EQUIPMENT DESCRIPTION ........................................................................................................... 4 3. SYSTEM CONFIGURATION FOR TEST ......................................................................................... 5 3.1 Characteristics of equipment.................................................................................................................... 5 3.2 Configuration of EUT ................................................................................................................................ 5 3.3 Product Modification ................................................................................................................................. 5 3.4 Operating Mode........................................................................................................................................ 5 3.5 Test Configuration..................................................................................................................................... 5 3.6 Test Jig ..................................................................................................................................................... 6 3.7 Used Test Equipment List......................................................................................................................... 7 4. SUMMARY TEST RESULTS ............................................................................................................ 8 5. MEASUREMENT RESULTS ............................................................................................................ 9 5.1 6 dB Bandwidth ........................................................................................................................................ 9 5.2 Max. Conducted peak output power ...................................................................................................... 11 5.3 Conducted peak power spectral density ................................................................................................ 14 5.4 Band-edge Compliance.......................................................................................................................... 17 5.5 Spurious RF conducted emissions ......................................................................................................... 20 5.6 Spurious RF Radiated emissions ........................................................................................................... 24 5.7 Antenna requirement .............................................................................................................................. 29 5.8 AC Power Conducted emissions ............................................................................................................ 30 Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 3 / 32 KST-FCR-RFS-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. 1. GENERAL INFORMATION 1.1 Test Facility Test laboratory and address KOSTEC Co., Ltd. 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South Korea The open area field test site and conducted measurement facility are used for these testing. This site at was fully described in a reports submitted to the Federal Communications Commission (FCC). The details of these reports have been found to be in complies with the requirements of Section 2.948 of the FCC Rules on November 14, 2002. The facility also complies with t…

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Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 1 / 3 KST-IRF-FCR-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix1. Photographs of test setup TEST JIG used Conducted RF measurements _EUT with the TEST JIG used Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 2 / 3 KST-IRF-FCR-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix1. Photographs of test setup Radiated RF measurement (Below 1 ㎓) Radiated RF measurement (Above 1 ㎓) Head office & Test Lab: 180-254, Annyeong-dong, Hwaseong-si, Gyeonggi-do, South korea 445-380 Tel: +82-31-222-4251 / Fax: +82-31-222-4252 www.kosteclab.com [email protected] Report No: KST-FCR-090016 Page: 3 / 3 KST-IRF-FCR-Rev.0.2 This report shall not be reproduced except in full without the written approval of KOSTEC Co., Ltd. Appendix1. Photographs of test setup Power line conducted emission_ Front Power line conducted emission_ Rear