2ADFS-EZCT7001CEZCast TwinX

Product information is subject to change without prior notice. Rev 1.0 EZCast TwinX C-1 Wireless Display Transmitter Quick Start Guide 1 Plug EZCast TwinX C-1 to Type C port on laptop or mobile. Wait a few seconds until the flashing light on EZCast TwinX stops, and it will start mirroring automatically. Please make sure to insall and pair to EZCast wireless display receiver if flashing over 20 seconds. How to mirror Simply plug into laptop or mobile 1 Note: EZCast TwinX support mirroring for all laptops including Windows and MacOS, and Android mobiles supporting DP output. Press the EZCast TwinX button to stop mirroring or restart mirroring. Stop and restart mirroring 2 Press the EZCast TwinX button to stop mirroring or restart mirroring. Press the reset button (or insert the pin to press) for 2 seconds on EZCast wireless display receiver. Release the button when the screen shows “Release the button to pair with EZCast”. Please make sure your receiver has been upgraded to the latest version. Note: All EZCast wireless display receiver on our website supports EZCast TwinX pairing, except for Magic series products. How to pair EZCast TwinX with receiver Turn on pairing mode for receiver Note: There are 3 mode for reset button on receiver, depending on pressing duration. (1) Simple click: Switch the receiver to 2.4G/ 5G Hz Wi-Fi mode. (2) Press for 2 seconds: Turn on pairing mode for EZCast TwinX. (3) Press for 10 seconds: Reset the receiver to default. Plug EZCast TwinX on laptop or mobile to provide power. Press the EZCast TwinX button to complete pairing while the screen shows “Ready to pair”. Press the EZCast TwinX button 2 Release the button to pair with EZCast Ready to pair OR 2 secs 1 2 EZCast產品訊息如有更改，恕不另行通知。 Rev 1.0 EZCast TwinX C-1 無線顯示發射器 快速指南 1 將EZCast TwinX接上電腦或手機的Type C接口，等待數秒至EZCast TwinX的閃燈停止，即開始自動投影。若閃燈持續超過20秒，請確 保EZCast無線顯示接收器已正確安裝並配對至EZCast TwinX。 如何鏡像 接上電腦或手機即可開始投影 1 注意：EZCast TwinX支援Windows/ MacOS電腦，以及支援 DP輸出的Android手機。 點擊EZCast TwinX上的按鈕，可停止或重新鏡像。 停止/重新鏡像 2 長按EZCast無線顯示接收器上的按鈕（或拿針戳進重置孔）2秒左 右，待畫面顯示文字“Release the button to pair with EZCast”時 放開按鈕。請確保無線顯示接收器已更新至最新版本。 注意：官網上所有無線顯示接收器，除Magic系列之外，皆支援 EZCast TwinX配對。 如何配對接收器 開啟接收器配對模式 注意：無線顯示接收器上的重置孔，根據按壓時間不同，有三種 設定模式。 (1) 按壓一下：切換接收器的Wi-Fi模式為2.4G/5G。 (2) 長按2秒：開啟接收器的配對模式，供EZCast TwinX配對。 (3) 長按10秒：將接收器回復原廠設定。 將EZCast TwinX C-1接上電腦或手機供電，在畫面顯示“Ready to pair”時按下EZCast TwinX上的按鈕即完成配對。 按下EZCast TwinX的按鈕 2 Release the button to pair with EZCast Ready to pair 或 2 secs 1 2 本手册所提到的产品规格和资讯仅供参考，如有变更，恕不另行通知。 Rev 1.0 EZCast TwinX C-1 无线显示发射器 快速指南 1 将EZCast TwinX接上电脑或手机的Type C接口，等待数秒至EZCast TwinX的闪灯停止，即开始自动投屏。若闪灯持续超过20秒，请确 保EZCast无线显示接收器已正确安装并配对至EZCast TwinX。 如何镜像 接上电脑或手机即可开始投屏 1 温馨提示：EZCast TwinX支持微软、苹果电脑，以及支持DP输 出的安卓手机。 点击EZCast TwinX上的按钮，可停止或重新镜像。 停止/重新镜像 2 长按EZCast无线显示接收器上的按钮（或拿针戳进重置孔）2秒左 右，待画面显示文字“Release the button to pair with EZCast”时 放开按钮。请确保无线显示接收器已更新至最新版本。 温馨提示：官网上所有无线显示接收器，除Magic系列之外，皆支 持EZCast TwinX配对。 如何配对接收器 开启接收器配对模式 温馨提示：无线显示接收器上的重置孔，根据按压时间不同，有 三种设定模式。 (1) 按压一下：切换接收器的Wi-Fi模式为2.4G/5G。 (2) 长按2秒：开启接收器的配对模式，供EZCast TwinX配对。 (3) 长按10秒：将接收器回复原厂设定。 将EZCast TwinX C-1接上电脑或手机供电，在画面显示“Ready to pair”时按下EZCast TwinX上的按钮即完成配对。 按下EZCast TwinX的按钮 2 Release the button to pair with EZCast Ready to pair 或 2 secs 1 2 Website: https://www.EZCast.com YouTube: https://www.YouTube.com/EZCast 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. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: —Reorient or relocate the receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. Caution:Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

Winner Wave Limited Address: Unit 1615 Peninsula Tower,538 Castle Peak Road, Lai Chi Kok Kowloon, Hong Kong Tel: +886-2- 82269979; Fax: +886-2- 82269672 Email: [email protected] Date: 2021-01-26 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD21046 Dear Sir/Madam, The RF chip, model RTL8821CU installed in our product EZCast TwinX, model: C-1, FCC ID: 2ADFS-EZCT7001C, this chip supports 2. 4G Wi-Fi and 5G Wi-Fi, but for marketing purpose, this chip only supports 2.4G Wi-Fi, 5150~5250 MHz and 5725~5850 MHz, not support 5250~5350 MHz and 5470~5725 MHz. The 5250~5350 MHz and 5470~5725 MHz w ere disabled to use by manufacture in the software, the end user has no capability to activate it. Signature: STAN CHEN PRODUCT DIRECTOR

Winner Wave Limited Address: Unit 1615 Peninsula Tower,538 Castle Peak Road Lai Chi Kok Kowloon, Hong Kong Tel: +886-2-82269979; Fax: +886-2-82269672 Email: [email protected] FCC Confidential Authorization Date: 2020-11-04 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2ADFS-EZCT7001C In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Winner Wave Limited hereby requests long-term confidential treatment of information accompanying this application as outlined below: • Block Diagram • Schematics • Operation Description 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: STAN CHEN PRODUCT DIRECTOR

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 1 of 4 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 2 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 3 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 4 of 4

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-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.: RSZ201102003-RF Page 1 of 3 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 2 of 3 Antenna Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 3 of 3

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ201102003-00C FCC Part 15.407 Page 13 of 80 FCC §15.247 (i) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) Applicable Standard According to subpart 15.247 (i) and subpart 2.1091 systems operating under the provisions of this section shall be operated in a manner that ensures the public is not exposed to RF energy level in excess of the communication guidelines. Limits for General Population/Uncontrolled Exposure Limits for General Population/Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Averaging Time (Minutes) 0.3-1.34 614 1.63 *(100) 30 1.34-30 824/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 Result Calculated Formulary: Predication of MPE limit at a given distance S = 2 4R PG  S = power density (in appropriate units, e.g. mW/cm2) 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, the power gain factor, is normally numeric gain. R = distance to the center of radiation of the antenna (appropriate units, e.g., cm) Mode Frequency (MHz) Antenna Gain Tune up conducted power Evaluation Distance (cm) Power Density (mW/cm 2 ) MPE Limit (mW/cm 2 ) (dBi) (numeric) (dBm) (mW) 5G Wi-Fi 5150-5250 1.0 1.26 15.0 31.62 20 0.0079 1 5725-5850 1.0 1.26 15.5 35.48 20 0.0089 1 Note: 1. the tune up conducted power was declared by the applicant 2. the 2.4G Wi-Fi cannot transmit at the same time with the 5G Wi-Fi. To maintain compliance with the FCC’s RF exposure guidelines, place the equipment at least 20cm from nearby persons. Result: Compliance

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 15.407 TEST REPORT For Winner Wave Limited Unit 1615 Peninsula Tower,538 Castle Peak Road Lai Chi Kok Kowloon Hong Kong FCC ID: 2ADFS-EZCT7001C Report Type: Original Report Product Type: EZCast TwinX Re port Number: RSZ201102003-00C Re port Date: 2021-01-28 Reviewed B y: Jacob Kong RF Engineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F., West Wing, Third Phase of Wanli Industrial Building, Shihua Road, Futian Free Trade Zone, Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ201102003-00C FCC Part 15.407 Page 2 of 80 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 EUT EXERCISE SOFTWARE .......................................................................................................................................... 7 DUTY CYCLE ................................................................................................................................................................ 8 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 8 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 8 EXTERNAL I/O CABLE .................................................................................................................................................. 8 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 9 SUMMARY OF TEST RESULTS ............................................................................................................................. 10 TEST EQUIPMENT LIST ......................................................................................................................................... 11 FCC §15.247 (i) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) ........................................................ 13 APPLICABLE STANDARD ............................................................................................................................................ 13 RESULT ...................................................................................................................................................................... 13 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 14 APPLICABLE STANDARD ............................................................................................................................................ 14 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 14 FCC §15.407 (b) (6) §15.207 (a) – CONDUCTED EMISSIONS ............................................................................. 15 APPLICABLE STANDARD ............................................................................................................................................ 15 EUT SETUP ................................................................................................................................................................ 15 EMI TEST RECEIVER SETUP ....................................................................................................................................... 15 TEST PROCEDURE ...................................................................................................................................................... 15 TEST DATA ................................................................................................................................................................ 16 §15.205 & §15.209 & §15.407(B) (1),(4),(6),(7) – UNDESIRABLE EMISSION .................................................... 1…

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Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 1 of 2 EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ201102003-RF Page 2 of 2 Radiated Emissions – Front View (Below 1 GHz) Radiated Emissions View (Above 1 GHz)