N8NLSD4RF043610D02.4GHz Wireless Module

Leader in IOT Embedded Solution Page 1 of 11 LSD4RF0436-10D0 2.4GHz Wireless Module LSD4RF0436-10D0 wireless module is a wireless module designed on the basis of TI RF integrated chip CC2510. It is a high-performance 1mW IOT wireless transceiver. With the adoption of PCB antenna, the module is compact and small in terms of overall design and can be widely used for short distance IOT wireless communications in various applications. It is characterized by small volume, low power consumption, long transmission distance, strong anti-interference capacity, low cost, etc. Product Features ⚫ Working frequency range - Working frequency range 2400~2483.5MHz ⚫ Multiple ways of modulation - The ways of modulation including 2-FSK are adopted to increase the capacity of data anti-burst interference and random interference ⚫ Power supply - 2.0~3.6V (recommended to use 3.3V) - I / O interface control level: 0~ VCC ⚫ High link budget - High receiving sensitivity: -95 ± 1dBm (@10KBaud) - Transmit power: Max. 0 ± 1dBm ⚫ Super long transmission distance - Excellent transmission performance, reliable transmission distance is greater than 15m ⚫Rapid channel switching - < 90uS channel switching time, especially suitable for FM communication system ⚫Convenient for programming - On-chip integrated 51 internal core, very convenient for software programming Applicable Situations - Industrial remote sensing, telemetry communication - Home wireless security alarm system - Personnel positioning system in mine - Consumer electronic wireless applications, wireless mouse keyboard, etc. Model No:LSD4RF0436-10D0, LSD4RF0436-11D0 FCC ID:N8NLSD4RF043610D0 IC:21461-4RF043610D0 Leader in IOT Embedded Solution Page 2 of 11 Foreword Zhejiang Lierda Internet of Things Technology Co.,Ltd provides the contents of the documentation to support product design for its customer. The customers must design their products in accordance with the specifications and parameters as mentioned in the documentation. The company will not assume any liabilities for any personal injuries or property damages caused by improper operation of the customer. Lierda Company has the right to update the documentation before the announcement is made. If you need any help, please feel free to contact relevant personnel of our company or contact us via following contacts: Email: [email protected] Forum: http://bbs.lierda.com/ Copyright Affirmation: This documentation is copyrighted by Lierda Company and anyone will be legally responsible for copying and reprinting the documentation without the permission of our company. Copyright © Lierda Science & Technology Group, and all rights reserved. Copyright © Lierda Science & Technology Group Co., Ltd. Leader in IOT Embedded Solution Page 3 of 11 Revision Histories Revision Date Author Change Description Rev01 June 14, 2019 You Xuecheng Initial Revision Leader in IOT Embedded Solution Page 4 of 11 1.Specification Parameter Form 1-1 Module Working Parameter 1 Major Parameter Performance 1 Remarks Min. Value Typical Value Max. Value Working Voltage (V) 2.0 3.3 3.6 Working Temperature (°C) -40 - 85 Initial Frequency Deviation (KHz) -40 - +40 Working Frequency Range (MHZ) 2400 2483.5 The customer can customize the working frequency Transmit power (dBm) -30 0 1 The customer can customize the transmit power Receiving sensitivity (dBm) - -95 - FSK modulation, PER <1%; Deviation:38KHz, Data rate: 10KBaud Communication rate kBaud 1.2 - 500 2-FSK can be customized by the user Ways of modulation 2-FSK The programming may be customized by the user Type of interface Stamp hole Overall dimensions (mm) (Refer to Drawing 2-1 for more information) - Dimension accuracy Grade GB / T 1804-C In conformity with the requirements of dimensional tolerance Grade C 1 The above testing conditions are as follows: temperature: 25°c, center frequency: 2433MHz and working voltage: 3.3V Leader in IOT Embedded Solution Page 5 of 11 2. Dimensional Drawing and Interface Description 2.1 Module Dimensional Drawing Drawing 2-1 Dimensional Drawing for LSD4RF0436-10D0 PCBA (Unit: mm) 2.2 Real Module Drawing Drawing 2-2 Real Module Drawing for LSD4RF0436-10D0 Leader in IOT Embedded Solution Page 6 of 11 2.3 Interface Description The following figure shows the serial number of the pins of the module and describes the corresponding pins: Table 2-1 Functional Description of Pins of LSD4RF-10D0 Module Module Pin Name Function Remarks 1 VDD Power supply 2 D_CLK Programmed 3 D_DATA Programmed 4 RST Reset 5 GND Ground 6 GND Ground 7 GND Ground 8 P1_5 GPIO 9 P1_4 GPIO 10 P1_3 GPIO 11 P1_2 GPIO 12 GND Ground 13 GND Ground 14 GND Ground 15 GND Ground 16 RX UART RX 17 TX UART TX 18 GND Ground 19 GND Ground Leader in IOT Embedded Solution Page 7 of 11 20 GND Ground 21 GND Ground 22 GND Ground 23 VDD Power supply 24 RST Reset 25 P1_3 GPIO 26 P1_2 GPIO 27 RX RX 28 TX TX 29 VDD Power supply 30 GND Ground 2.4 PCB antenna instructions The module has an on-board PCB antenna. During the layout of the board, please make sure the area right below the antenna is completely clear, as shown in the following figure. The red part is the user’s backplane area or the copper-clad area, the grey part is the clear area of the antenna of the user’s backplane, and the boundary point of the clear area is the upper edge of the shielding cover. Make sure there is no any metal in 360 degrees around the antenna; otherwise, the radiation efficiency of the antenna will be affected, and the communication distance will be greatly affected. Drawing 2-3 Description of Clear Area of Antenna 3.Basic Operation The module is installed on the user’s product. Since the module is equipped with MCU, it can be Leader in IOT Embedded Solution Page 8 of 11 directly operated via the built-in MCU control register and the transceiver buffer, which can complete the receiving function of wireless data. The read-write operation timing sequence of the module register is shown in the drawing. For more operation info…

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Lierda Science & Technology Group Co.,Ltd Model difference Declaration Letter Date:2021.1.12 Hereby, we, <Lierda Science & Technology Group Co.,Ltd>, declare that for model number:LSD4RF0436-10D0, with model number: LSD4RF0436-11D0 have the same hardware, The difference is that the software functions are different, Specifically, LSD4RF0436-10D0 is used for the user's remote control terminal, and LSD4RF0436-11D0 is used for the toilet terminal.The remote control and the toilet section are operated in pairs, and then the data is exchanged.all RF parameters remain the same as before. Please be noticed. Signatory: Contact name:Henry Kim Title:Test Manager Tel:18067988348 Email:[email protected] Company name: Lierda Science & Technology Group Co.,Ltd

Lierda Science & Technology Group Co.,Ltd Date: 2021-01-04 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 To Whom It May Concern: The Lierda Science & Technology Group Co.,Ltd, the undersigned, hereby authorizes Miss. Wendy Zhan from Shenzhen Morlab Communications Technology Co., Ltd., to act on the behalf of the Lierda Science & Technology Group Co.,Ltd solely in matters relating to the application for an FCC equipment authorization for FCC ID: N8NLSD4RF043610D0 including the signing of documents in connection with this Application. Necessary acts carried out Shenzhen Morlab Communications Technology Co., Ltd. on our behalf of the Lierda Science & Technology Group Co.,Ltd in connection with the Application shall have the same effect as acts of theLierda Science & Technology Group Co.,Ltd. Lierda Science & Technology Group Co.,Ltd also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Thank you for your attention to this matter. Yours Sincerely, Signatory: Contact name:Henry Kim Title:Test Manager Tel:18067988348 Email:[email protected] Company name: Lierda Science & Technology Group Co.,Ltd

Lierda Science & Technology Group Co.,Ltd Date:2021-01-04 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality for FCC ID: N8NLSD4RF043610D0 To Whom it may concern: Pursuant to sections 0.457 and 0.459 of Commission’s Rules(CFR 47), and Section 552(b)(4) of the Freedom of Information Act, Lierda Science & Technology Group Co.,Ltd hereby requests confidentiality and treatment of certain information accompanying this application. The 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. We are also hereby request Short-Term Confidentiality for 180 days after the grant as outlined in Public Notice DA04-1705. This provision will give Lierda Science & Technology Group Co.,Ltd temporary confidentiality of commercially sensitive information prior to product release. The requested Permanent and Short-Term Confidential exhibits are listed as follows: PERMANENT AND SHORT-TERM CONFIDENTIAL LIST Exhibit Description PERMANENT 1 Block Diagram 2 Operational Description 3 Schematics 4 BOM SHORT-TERM 6 External Photos 7 Internal Photos 8 Test-Setup Photos 9 User Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory: Name:Henry Kim Company name:Lierda Science & Technology Group Co.,Ltd Address:Room 301,Building No.1, Lierda IoT park, No.1326 Wenyi Xi Road, Hangzhou,Zhejiang Prov., China Tel: 18067988348 Email: [email protected]

Lierda Science & Technology Group Co.,Ltd Modular Approval Request Letter Date: 2021-02-23 FCC ID: N8NLSD4RF043610D0 Type of Equipment: BDE Low Power The following requirements according to FCC Part 15.212 are met: i RF shielding The radio portion has his own shielding (see external photos). ii Buffered modulation/data inputs has been integrated in the chipset CC2510 iii Power supply regulation is integrated iv Antenna requirements section 15.203, 15.204 b and 15.204 c The module comes with one permanently attached antennas. The spurious emission requirements are fulfilled (see attached test report). v Stand alone test configuration Please referring to test set up configuration photo vi Labelling The module has its own label. The instruction for labelling rules for the host device has been stated in the users manual vii Compliance on specific rule or operating requirements The required FCC rules has been fulfilled and all instructions for maintaining compliance has been clearly stated in the users manual viii RF Exposure RF exposure requirements are fulfilled for mobile configuration. The installation of the module is restricted to mobile host devices what is clearly stated in the installation instruction of the user manual. For portable applications OEM integrators need SAR evaluation and an own FCC ID. Name: Henry Kim Title: Test Manager Company: Lierda Science & Technology Group Co.,Ltd

FCC ID:N8NLSD4RF043610D0, IC:21461-4RF043610D0 External Photos 1.EUT front view 2.EUT rear view 3. EUT left side view 4. EUT right side view 5. EUT top view 6. EUT bottom view

LSD4RF0436-10D0-Label 1、Label Content 2、Label Size 25mm (L)*12mm（W） 3、Label Location Note: The label is attached to the back of the module.

FCC ID:N8NLSD4RF043610D0, IC:21461-4RF043610D0 Internal Photos 1.EUT uncover view 2. Antenna view 2.4G Antenna

REPORT No.：SZ20120204S01 RF EXPOSURE EXEMPT REPORT APPLICANT : Lierda Science & Technology Group Co.,Ltd PRODUCT NAME : 2.4GHz Wireless Module MODEL NAME : LSD4RF0436-10D0, LSD4RF0436-11D0 BRAND NAME : lierda FCC ID : N8NLSD4RF043610D0 STANDARD(S) : 47CFR 2.1093 KDB 447498 RECEIPT DATE : 2021-01-04 TEST DATE : 2021-01-20 to 2021-02-01 ISSUE DATE : 2021-02-23 Edited by: Peng Mi (Rapporteur) Approved by: Peng Huarui (Supervisor) NOTE: This document is issued by MORLAB, the test report shall not be reproduced except in full without prior written permission of the company. The test results apply only to the particular sample(s) tested and to the specific tests carried out which is available on request for validation and information confirmed at our website. MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Te l : 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 1 of 8 REPORT No.：SZ20120204S01 DIRECTORY 1. Technical Information ········································································································ 3 1.1 Applicant and Manufacturer Information ····································································· 3 1.2 Equipment Under Test (EUT) Description ··································································· 3 1.3 Applied Reference Documents ····················································································· 4 2. Device Category and RF Exposure Limit ······································································· 5 3. RF Output Power ················································································································ 6 4. RF Exposure Evaluation ··································································································· 7 Annex A Testing Laboratory Information ············································································· 8 Change History Version Date Reason for Change 1.0 2021-02-23 First edition MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Te l : 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 2 of 8 REPORT No.：SZ20120204S01 1. Technical Information Note: Provide by applicant. 1.1 Applicant and Manufacturer Information Applicant: Lierda Science & Technology Group Co.,Ltd Applicant Address: Room 301, Building No.1, Lierda IoT park, No.1326 Wenyi Xi Road, Hangzhou, Zhejiang Prov., China Manufacturer: Lierda Science & Technology Group Co.,Ltd Manufacturer Address: Room 301, Building No.1, Lierda IoT park, No.1326 Wenyi Xi Road, Hangzhou, Zhejiang Prov., China 1.2 Equipment Under Test (EUT) Description Product Name: 2.4GHz Wireless Module Serial No: (N/A, marked #1 by test site) Hardware Version: V01.00 Software Version: V01.01 Equipment Type: 2-FSK Operating Frequency Range: 2400MHz~2483.5MHz Antenna Type: PCB Antenna Antenna Gain: 0.5dBi Note 1: According to the certificate holder, they declared that the models LSD4RF0436-10D0 and LSD4RF0436-11D0, only the software version is different, everything else is the same. The main measuring model is LSD4RF0436-10D0, only the results for LSD4RF0436-10D0 were recorded in this report. MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Te l : 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 3 of 8 REPORT No.：SZ20120204S01 1.3 Applied Reference Documents Leading reference documents for testing: No. Identity Document Title Method determination /Remark 1 47 CFR§2.1093 Radio Frequency Radiation Exposure Evaluation: portable devices No deviation 2 KDB 447498 D01v06 General RF Exposure Guidance No deviation Note 1: Additions to, deviation, or exclusions from the method shall be judged in the "method determination" column of add, deviate or exclude from the specific method shall be explained in the "Remark" of the above table. Note 2: When the test result is a critical value, we will use the measurement uncertainty give the judgment result based on the 95% risk level. MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Te l : 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 4 of 8 REPORT No.：SZ20120204S01 2. Device Category and RF Exposure Limit Per user manual, this device is a 2.4GHz Wireless Module. Based on 47CFR 2.1093, this device belongs to portable device category with General Population/Uncontrolled exposure. Portable Devices: 47CFR 2.1093(b) For purposes of this section, a portable device is defined as a transmitting device designed to be used so that the radiating structure(s) of the device is/are within 20 centimeters of the body of the user. General Population/Uncontrolled Exposure: 47CFR 2.1093(d) (2) Limits for General Population/Uncontrolled exposure: 0.08 W/kg as averaged over the whole-body and spatial peak SAR not exceeding 1.6 W/kg as averaged over any 1 gram of tissue (defined as a tissue volume in the shape of a cube). Exceptions are the hands, wrists, feet and ankles where the spatial peak SAR shall not exceed 4 W/kg, as averaged over any 10 grams of tissue (defined as a tissue volume in the shape of a cube). General Population/Uncontrolled limits apply when the general public may be exposed, or when persons that are exposed as a consequence of their employment may not be fully aware of the potential for exposure or do not exercise control over their exposure. Warning labels placed on consumer de…

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NOTE: This document is issued by MORLAB, the test report shall not be reproduced except in full without prior written permission of the company. The test results apply only to the particular sample(s) tested and to the specific tests carried out which is available on request for validation and information confirmed at our website. MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 1 of 33 REPORT No.：SZ20120204W01 TEST REPORT APPLICANT : Lierda Science & Technology Group Co.,Ltd PRODUCT NAME : 2.4GHz Wireless Module MODEL NAME : LSD4RF0436-10D0, LSD4RF0436-11D0 BRAND NAME : lierda FCC ID : N8NLSD4RF043610D0 STANDARD(S) : 47 CFR Part 15 Subpart C RECEIPT DATE : 2021-01-04 TEST DATE : 2021-01-20 to 2021-02-01 ISSUE DATE : 2021-03-03 Edited by: Peng Mi (Rapporteur) Approved by: Peng Huarui (Supervisor) MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 2 of 33 REPORT No.：SZ20120204W01 DIRECTORY 1. Technical Information ··················································································· 3 1.1. Applicant and Manufacturer Information ······················································· 3 1.2. Equipment Under Test (EUT) Description ······················································ 3 1.3. The Channel Number and Frequency ··························································· 4 1.4. Test Standards and Results ········································································ 5 1.5. Environmental Conditions ·········································································· 6 2. 47 CFR Part 15C Requirements ······································································ 7 2.1. Antenna Requirement ················································································ 7 2.2. Bandwidth ································································································ 8 2.3. Conducted Emission ················································································· 11 2.4. Restricted Frequency Bands ······································································ 15 2.5. Field Strength of Fundamental ··································································· 19 2.6. Radiated Emission and Field Strength of Harmonics ····································· 23 Annex A Test Uncertainty ················································································ 30 Annex B Testing Laboratory Information ··························································· 31 Change History Version Date Reason for change 1.0 2021-03-03 First edition MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 3 of 33 REPORT No.：SZ20120204W01 1. Technical Information Note: Provide by applicant. 1.1. Applicant and Manufacturer Information Applicant: Lierda Science & Technology Group Co.,Ltd Applicant Address: Room 301, Building No.1, Lierda IoT park, No.1326 Wenyi Xi Road, Hangzhou, Zhejiang Prov., China Manufacturer: Lierda Science & Technology Group Co.,Ltd Manufacturer Address: Room 301, Building No.1, Lierda IoT park, No.1326 Wenyi Xi Road, Hangzhou, Zhejiang Prov., China 1.2. Equipment Under Test (EUT) Description Product Name: 2.4GHz Wireless Module Serial No: (N/A, marked #1 by test site) Hardware Version: V01.00 Software Version: V01.01 Equipment Type: 2-FSK Operating Frequency Range: 2400MHz~2483.5MHz Channel Number: 78 Antenna Type: PCB Antenna Antenna Gain: 0.5dBi Note 1: According to the certificate holder, they declared that the models LSD4RF0436-10D0 and LSD4RF0436-11D0, only the software version is different, everything else is the same. The main measuring model is LSD4RF0436-10D0, only the results for LSD4RF0436-10D0 were recorded in this report. Note 2: For a more detailed description, please refer to Specification or User’s Manual supplied by the applicant and/or manufacturer. MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 4 of 33 REPORT No.：SZ20120204W01 1.3. The Channel Number and Frequency Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) 1 2402 21 2423 41 2443 61 2463 2 2404 22 2424 42 2444 62 2464 3 2405 23 2425 43 2445 63 2465 4 2406 24 2426 44 2446 64 2466 5 2407 25 2427 45 2447 65 2467 6 2408 26 2428 46 2448 66 2468 7 2409 27 2429 47 2449 67 2469 8 2410 28 2430 48 2450 68 2470 9 2411 29 2431 49 2451 69 2471 10 2412 30 2432 50 2452 70 2472 11 2413 31 2433 51 2453 71 2473 12 2414 32 2434 52 2454 72 2474 13 2415 33 2435 53 2455 73 2475 14 2416 34 2436 54 2456 74 2476 15 2417 35 2437 55 2457 75 2477 16 2418 36 2438 56 2458 76 2478 17 2419 37 2439 57 2459 77 2479 18 2420 38 2440 58 2460 78 2480 19 2421 39 2441 59 2461 20 2422 40 2442 60 2462 MORLAB SHENZHEN MORLAB COMMUNICATIONS TECHNOLOGY Co., Ltd. FL1-3, Building A, FeiYang Science Park, No.8 LongChang Road, Block67, BaoAn District, ShenZhen , GuangDong Province, P. R. China Tel: 86-755-36698555 Fax: 86-755-36698525 Http://www.morlab.cn E-mail: [email protected] Page 5 of 33 REPORT No.：SZ20120204W01 1.4. Test Standards and Results The objective of the report is to perform testing according to 47 CFR P…

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FCC ID:N8NLSD4RF043610D0, IC:21461-4RF043610D0 Test Setup Photos 1.Conducted emission main’s port front view 2.Conducted emission main’s port side view 3. Radiated emission (9KHz-30MHz) 4. Radiated emission (30MHz-1GHz) 5. Radiated emission (above 1GHz) 6. RF measurement setup (2.4G)