Z33-RCXRCx-Remote Transmitter

RCx-Txm Remote Transmitter User Guide Remote Transmitter RCx-Txm can be an accessory of Remote Control Speakerphone RCx-1000. Using description in this user guide described using method of RCx-Txm when it is used with RCx-1000. Feature Identification An optional accessory switch can be used with RCx-Txm and it’s work is same as the button on RCx-Txm. Installation Optional Accessory Switch (not included) Power/Transmit AC Adapter Power Plug-In Lanyard Through Hole Button Jack for Accessory Switch Battery Compartment (Rear) Power Supply RCx-Txm is powered by an AC adapter with battery backup. The battery has been pre-installed. Pull out and remove the battery tab to engage the battery. If the battery needs to be replaced, remove the security screw and open the battery compartment door. Normal battery usage will last about 6-12 months. If the power indicator light is dim or does not come on when the remote button is pressed, check the AC adapter, and replace the battery. Pairing RCx-Txm with RCx-1000 1. With RCx-1000 idle, press and hold the FLASH button until a long “beep” sound is heard and the indicator next to the button is flashing. 2. Press and hold the remote control button until a “beep” sound is heard from both the RCx-Txm and RCx-1000. Pairing is complete. Note: The pairing period is available for 20 seconds only. Remote Control RCx-1000 Press button once to make RCx-1000 answer a call or end a call; According to the working state of RCx-1000, RCx-Txm can remote control RCx-1000 to make calls, redial number or make flash function through press the button of RCx-Txm. FCC 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 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. IC Warning: This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.

Serene Innovations Inc. 14731 Carmenita Road Norwalk, California, United States Tel: 562-407-5400 Fax: 562-407-5410 FCC Confidential Authorization 7/16/2015 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Confidentiality request regarding application for certification of FCC ID: Z33-RCX 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:  Block Diagram--- (Long term)  Circuit Description--- (Long term)  Schematic--- (Long term) 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 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 Yours, Signature: Peter Lee VP-Technologies

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS EUT – Front View EUT – Rear View EUT – Top View EUT – Bottom View EUT – Left View EUT – Right View EUT – Adapter View EUT – Adapter Label View

EXHIBIT A - FCC ID LABELING AND LOCATION FCC ID Label Proposed FCC ID Label Location 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) Label here

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS EUT - Battery off View EUT - Cover off View 1 EUT - Cover off View 2 EUT - Main Board Top View EUT - Main Board Bottom View Antenna

Note: This test report is prepared for the customer shown above and for the equipment described herein. It may not be duplicated or used in part without prior written consent from Bay Area Compliance Laboratories Corp. FCC PART 15.231 TEST REPORT For Serene Innovations Inc. 14731 Carmenita Road Norwalk, CA 90650 USA FCC ID: Z33-RCX Report Type: Original Report Product Type: RCx-Remote Transmitter Test Engineer: William Li Report Number: RSZ150303001-00 Report Date: 2015-03-16 Reviewed By: Jimmy Xiao RF Engineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F, the 3rd 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.: RSZ150303001-00 FCC Part 15.231 Page 2 of 22 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 3 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 3 OBJECTIVE ................................................................................................................................................................... 3 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 3 TEST METHODOLOGY .................................................................................................................................................. 3 TEST FACILITY ............................................................................................................................................................. 4 SYSTEM TEST CONFIGURATION .......................................................................................................................... 5 JUSTIFICATION ............................................................................................................................................................. 5 SPECIAL ACCESSORIES ................................................................................................................................................. 5 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 5 EXTERNAL I/O CABLE .................................................................................................................................................. 5 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 5 SUMMARY OF TEST RESULTS ............................................................................................................................... 6 FCC §15.203 - ANTENNA REQUIREMENT ............................................................................................................. 7 APPLICABLE STANDARD .............................................................................................................................................. 7 ANTENNA CONNECTOR CONSTRUCTION ...................................................................................................................... 7 FCC §15.207 (A) – AC LINE CONDUCTED EMISSIONS ...................................................................................... 8 APPLICABLE STANDARD .............................................................................................................................................. 8 MEASUREMENT UNCERTAINTY .................................................................................................................................... 8 EUT SETUP .................................................................................................................................................................. 8 EMI TEST RECEIVER SETUP ......................................................................................................................................... 9 TEST PROCEDURE ........................................................................................................................................................ 9 TEST EQUIPMENT LIST AND DETAILS ........................................................................................................................... 9 CORRECTED FACTOR & MARGIN CALCULATION ......................................................................................................... 9 TEST RESULTS SUMMARY .......................................................................................................................................... 10 TEST DATA ................................................................................................................................................................ 10 FCC §15.205, §15.209, §15.231 (B) - RADIATED EMISSIONS ............................................................................. 13 APPLICABLE STANDARD ............................................................................................................................................ 13 MEASUREMENT UNCERTAINTY .................................................................................................................................. 13 EUT SETUP ................................................................................................................................................................ 14 EMI TEST RECEIVER SETUP ....................................................................................................................................... 14 TEST PROCEDURE ..................................................................................................................................…

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EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Radiated Emissions (Below 1 GHz) Radiated Emissions (Above 1 GHz)