T2C-W70BDECT IP Base Station

DECT IP Phone W70B&W73H Quick Start Guide(V1.0) 1 W70B Package Contents W73H Package Contents W73H Handset Charging Cradle Quick Start Guide Power Adapters Battery Cover Rechargeable Battery Power Adapters Base Stand W70B Base Station Ethernet Cable Belt Clip Quick Start Guide 2 Assembling the DECT Phone 1. Connect the base station power and the network using method a or method b. a. AC Power Option b. PoE (Power over Ethernet) Option IEEE 802.3af compliant PoE Hub/Switch Note: • If you choose method a, use Yealink supplied power adapter (5V/0.6A). A third-party power adapter may damage the base station. • If you choose method b, you do not need to connect the power adapter. Make sure the hub/switch is PoE- compliant. 2a. (Desktop Installation) Attach and remove the base stand. Attach the Base StandRemove the Base Stand MA C SN MAC SN MA C SN Align the snap-fits with the corresponding holes and push forward, snapping them into the holes. Remove the snap-fits from the holes horizontally. 3 2b. (Wall-Mount Installation) Attach the base station. MAC SN 59mm 59mm MAC SN 3. Insert the battery into the handset. 4. Attach the belt clip to the handset. 4 4. (Optional) Mount the charging cradle to the wall. 5. Connect the charging cradle and charge the handset. 38mm 38mm Note: • Use Yealink-supplied power adapter (5V/0.6A). A third-party power adapter may damage the handset. • Check the charging status on the top-right corner of the LCD screen. Hardware Component Instructions 4 7 8 11 4 5 6 9 10 12 13 OK Key Navigation Keys Soft Keys Message Key Speakerphone Key Off-hook Key On-hook Key/Power Key Keypad Mute Key TRAN Key Soft Keys Regulatory Notices Operating Ambient Temperatures • Operating temperature: +32 to 104°F (0 to 40°C) • Relative humidity: 5% to 90%, noncondensing • Storage temperature: -22 to +160°F (-30 to +70°C) Warranty Our product warranty is limited only to the unit itself, when used normally in accordance with the operating instructions and the system environment. We are not liable for damage or loss resulting from the use of this product, or for any claim from a third party. We are not liable for problems with Yealink device arising from the use of this product; we are not liable for financial damages, lost profits, claims from third parties, etc., arising from the use of this product. Explanation of the symbols • DC symbol is the DC voltage symbol. • WEEE Warning symbol To avoid the potential effects on the environment and human health as a result of the presence of hazardous substances in electrical and electronic equipment, end users of electrical and electronic equipment should understand the meaning of the crossed-out wheeled bin symbol. Do not dispose of WEEE as unsorted municipal waste and have to collect such WEEE separately. Restriction of Hazardous Substances Directive (RoHS) This device complies with the requirements of the EU RoHS Directive. Statements of compliance can be obtained by contacting [email protected]. Safety Instructions Save these instructions. Read these safety instructions before use! General Requirements • Before you install and use the device, read the safety instructions carefully and observe the situation during operation. • During the process of storage, transportation, and operation, please always keep the device dry and clean, avoid collision and crash. • Please attempt not to dismantle the device by yourself. In case of any discrepancy, please contact the appointed maintenance center for repair. • Please refer to the relevant laws and statutes while using the device. Legal rights of others should be respected as well. Environmental Requirements • Place the device at a well-ventilated place. Do not expose the device under direct sunlight. • Keep the device dry and free of dusts. • Do not place the device on or near any inflammable or fire-vulnerable object, such as rubber-made materials. • Keep the device away from any heat source or bare fire, such as a candle or an electric heater. Operating Requirements • Do not let a child operate the device without guidance. • Do not let a child play with the device or any accessory in case of accidental swallowing. • Please use the accessories provided or authorized by the manufacturer only. • The power supply of the device shall meet the requirements of the input voltage of the device. Please use the provided surge protection power socket only. • Before plugging or unplugging any cable, make sure that your hands are completely dry. • Do not spill liquid of any kind on the product or use the equipment near water, for example, near a bathtub, washbowl, kitchen sink, wet basement or near a swimming pool. • During a thunderstorm, stop using the device and disconnect it from the power supply. Unplug the power plug and the Asymmetric Digital Subscriber Line (ADSL) twisted pair (the radio frequency cable) to avoid lightning strike. • If the device is left unused for a rather long time, disconnect it from the power supply and unplug the power plug. • When there is smoke emitted from the device, or some abnormal noise or smell, disconnect the device from the power supply, and unplug the power plug immediately. • Contact the specified maintenance center for repair. • Do not insert any object into equipment slots that is not part of the product or auxiliary product. • Before connecting a cable, connect the grounding cable of the device first. Do not disconnect the grounding cable until you disconnect all other cables. Battery Requirements • Do not immerse the battery into water, which could short-circuit and damage the battery. • Do not expose the battery to an open flame or leave the battery where it could be subjected to extremely high temperatures, which could cause the battery to explode. • Do power the handset off before removing the battery. • Do not try to use the battery for the power supply of any device other than this handset. • Do not open or mutilate the battery, released electrolyte is corrosive and…

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YEALINK(XIAMEN) NETWORK TECHNOLOGY CO.,LTD. 309, 3rd Floor, No.16, Yun Ding North Road, Huli District, Xiamen City, Fujian, China Tel: 86-592-5702000 Fax: 86-592-5702455 Email: [email protected] FCC Confidential Authorization Date: 2021-04-17 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: T2C-W70B In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, YEALINK(XIAMEN) NETWORK TECHNOLOGY CO.,LTD. hereby requests long-term confidential treatment of information accompanying this application as outlined below:  Block Diagram  Schematics  Operation Description As well as short-term confidential treatment of information accompanying this application for a period of 180 days after grant is issued as outlined below:  Internal Photos  User’s Manual  External Photos  Test Set-up Photos The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature Stone Lu Vice General Manager

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 1 of 5 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 2 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 3 of 5 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 4 of 5 Adapter 1(YLPS050600B1-US) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 5 of 5 Adapter 2 (YLPS050600C1-US)

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF EXHIBIT A - FCC ID LABEL AND LOCATION FCC ID Label FCC ID Label Location Information 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)

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 1 of 4 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 2 of 4 ANT 2 ANT 1 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 3 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: SZ1210315-06670E-RF Page 4 of 4

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ1210315-06670E -00 FCC Part 15D Page 10 of 52 §1.1307 (b) (1) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) Applicable Standard According to FCC §15.319(i) and §1.1307(b)(1), 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 level in excess of the Commission’s guidelines. Limits for Maximum Permissible Exposure (MPE) (§1.1310, §2.1091) Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Averaging Time (minute) Limits for General Population/Uncontrolled Exposure 0.3-1.34 614 1.63 *(100) 30 1.34-30 842/f 2.19/f *(180/f\2\) 30 30-300 27.5 0.073 0.2 30 300-1500 / / f/1500 30 1500-100,000 / / 1.0 30 f = frequency in MHz * = Plane-wave equivalent power density MPE Calculation Predication of MPE limit at a given distance S = 2 4R PG  Where: S = power density (in appropriate units, e.g. mW/cm 2 ); P = power input to the antenna (in appropriate units, e.g., mW); G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna (appropriate units, e.g., cm); For worst case: Frequency (MHz) Antenna Gain Maximum Tune- up power Evaluation Distance (cm) Power Density (mW/cm 2 ) MPE Limit (mW/cm 2 ) (dBi)(numeric) (dBm)(mW) 1921.536 - 1928.448 0 1.0 20.5 112.20 20 0.022 1.0 Result: The device meets MPE limit at 20 cm distance.

Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. FCC PART 15D MEASUREMENT AND TEST REPORT For YEALINK (XIAMEN) NETWORK TECHNOLOGY CO., LTD. 309, 3rd Floor, No.16, Yun Ding North Road, Huli District, Xiamen City, Fujian, China FCC ID: T2C-W70B Report Type: Original Report Product Type: DECT IP Base Station Re port Number: SZ1210315-06670E-00 Re port Date: 2021-04-19 Reviewed B y: Jacob Kong RF Engineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 5F(B-West) ,6F,7F,the 3rd Phase of Wan Li Industrial Building D,Shihua Rd, FuTian Free Trade Zone, Shenzhen, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ1210315-06670E-00 FCC Part 15D Page 2 of 52 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 LOCAL SUPPORT EQUIPMENT LIST AND DETAILS ........................................................................................................ 6 EXTERNAL I/O CABLE .................................................................................................................................................. 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 7 SUMMARY OF TEST RESULTS ............................................................................................................................... 8 TEST EQUIPMENT LIST ........................................................................................................................................... 9 §1.1307 (B) (1) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) .......................................................... 10 APPLICABLE STANDARD ............................................................................................................................................ 10 MPE CALCULATION................................................................................................................................................... 10 FCC§15.317 & §15.203 - ANTENNA REQUIREMENT ......................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 11 FCC§15.315 & §15.207 - CONDUCTED EMISSIONS ............................................................................................ 12 APPLICABLE STANDARD ............................................................................................................................................ 12 EUT SETUP ................................................................................................................................................................ 12 EMI TEST RECEIVER SETUP ....................................................................................................................................... 12 TEST PROCEDURE ...................................................................................................................................................... 13 CORRECTED FACTOR & MARGIN CALCULATION ....................................................................................................... 13 TEST DATA ................................................................................................................................................................ 13 FCC§15.323 (A) - EMISSION BANDWIDTH .......................................................................................................... 20 APPLICABLE STANDARD ...........................................................................................................................…

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Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ1210315-06670E-RF Page 1 of 2 EXHIBIT D - TEST SETUP PHOTOGRAPHS Powered By Adapter Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: SZ1210315-06670E-RF Page 2 of 2 Powered By POE Conducted Emissions - Front View Conducted Emissions - Side View