2AR8X-SH711SH711 Bluetooth ANC Headset

SETUP GUIDE ANC Mode Indicator ANC Mode Selection Multi-Function Button (MFB) 1 2 3 Bluetooth Status Indicator 4 3.5mm Audio Jack Charging Indicator USB Type C Input 5 6 7 Touch Panel 8 EN 1 2 3 4 5 Indicatore modalità ANC Selezione modalità ANC MFB 1 2 3 Indicatore di stato Bluetooth 4 Jack audio da 3,5 mm Indicatore di carica Jack USB tipo C e foro di carica 5 6 7 Touchscreen 8 IT Indicador de modo ANC Seleção de modo ANC MFB 1 2 3 Indicador de estado Bluetooth 4 Tomada de áudio de 3,5 mm Indicador de carregamento Tomada USB Tipo C e orifício de carregamento 5 6 7 Painel tátil 8 PT ANC-Modus-Anzeige ANC-Modus-Auswahl MFB 1 2 3 Bluetooth-Statusanzeige 4 3,5-mm-Audioanschluss Ladeanzeige USB-Type-C-Anschluss und Ladeöffnung 5 6 7 Touchpanel 8 DE 6 7 8 Индикатор режима ANC Выбор режима ANC MFB 1 2 3 Индикатор состояния Bluetooth 4 Аудиоразъем 3,5 мм Индикатор зарядки Разъем USB Type C и отверстие для зарядки 5 6 7 Сенсорная панель 8 RU ANC ANC MFB 1 2 3 Bluetooth 4 3.5mm USB Type- C 5 6 7 8 JP 主动降噪模式指示灯 主动降噪模式选择键 多功能按键 1 2 3 蓝牙状态指示灯 4 3.5mm音频接口 充电指示灯 USB Type- C接口与充电孔 5 6 7 触摸板 8 CHS 主動降噪模式指示燈 主動降噪模式選擇鍵 多功能按鍵 1 2 3 藍牙狀態指示燈 4 3.5mm音頻接口 充電指示燈 USB Type- C接口與充電孔 5 6 7 觸控板 8 CHT Indicador de modo ANC Selección de modo ANC MFB 1 2 3 Indicador de estado Bluetooth 4 Conector de audio de 3,5 mm Indicador de carga Conector USB Tipo C y orificio de carga 5 6 7 Panel táctil 8 ES Indicateur de mode ANC Sélection de mode ANC MFB 1 2 3 Témoin d’état Bluetooth 4 Jack audio 3,5 mm Indicateur de recharge Fiche USB de type C et orifice de recharge 5 6 7 Panneau tactile 8 FR Indikator mode ANC Pemilihan mode ANC MFB 1 2 3 Indikator status Bluetooth 4 Soket audio 3,5 mm Indikator pengisian daya Soket USB Tipe C dan lubang pengisian daya 5 6 7 Panel sentuh 8 ID MFB 3 Indicador de estado Bluetooth 4 Encienda los auriculares para activar la funcionalidad Bluetooth y ANC Conecte la funcionalidad Bluetooth a través del botón "MFB" BLUETOOTH CONNECT 3 4 FunciónEstado del LEDMensaje de voz EncendidoPresione "MFB" durante 2 segundos Instrucción/Descripción POWER ON AsociaciónDespués de encender, NO suelte "MFB" y continúe presionando durante 2 segundos más PAIRING Durante el modo de asociación PAIRING SUCCESSFUL, CONNECTED Con la asociación completada correctamente, encender y conectar automáticamente CONNECTED Entrará en modo de asociación automáticamente PAIRING Eliminar registro de asociación de los auriculares En el modo conectado (antes de reproducir cualquier contenido multimedia), presione tres veces "MFB" para eliminar los dispositivos de asociación guardados y, a continuación, entre en el modo de asociación DISCONNECTED, PAIRING Error de conexión y asociación Error de conexión y entrará en modo de asociación automáticamente. Apagado automático si hay error de asociación durante 5 minutos. PAIRING FAILED, POWER OFF DesconectadoEntrará en modo de espera. Presione "MFB" para reiniciar la conexión o entrar en el modo de asociación DISCONNECTED Reiniciar conexiónPresionar dos veces "MFB" CONNECTED ApagarPresione "MFB" durante 4 segundos POWER OFF El LED azul parpadea una vez LED azul permanente LED azul permanente Los LED azul y rojo parpadean alternativamente Los LED azul y rojo parpadean alternativamente Los LED azul y rojo parpadean alternativamente El LED rojo parpadea una vez El LED azul parpadea dos veces en intervalos de 1 segundo LED azul permanente Asociación correcta Error al volver a conectar Reconectar ES Multi-Function Button (MFB) 3 Bluetooth Status Indicator 4 Please power on headset to activate Bluetooth and ANC Connect Bluetooth via “MFB” button BLUETOOTH CONNECT 3 4 FunctionLED StatusVoice Prompt Power OnPress “MFB” for 2 Seconds Instruction / Description POWER ON PairingAfter Power On, DO NOT release “MFB” and keep pressing for 2 Seconds more. PAIRING While in Pairing Mode PAIRING SUCCESSFUL, CONNECTED With Pairing completed successfully, power on and connect automatically. CONNECTED Will enter pairing mode automatcially. PAIRING Eliminate Headset Pairing Record Under connected mode (before playing any media), triple press “MFB” to eliminate saved pairing devices and then enter pairing mode. DISCONNECTED, PAIRING Connect and Pairing FailConnect fail and will enter Pairing Mode automatically. Auto power off if pairing fails for 5 minutes. PAIRING FAILED, POWER OFF DisconnectedWill enter standby mode, please press “MFB” to reboot connection or to enter pairing mode DISCONNECTED Reboot ConnectionDouble press “MFB” CONNECTED Power OffPress “MFB” for 4 Seconds. POWER OFF Blue LED Flashes Once Blue LED Steady Blue LED Steady Blue LED and Red LED Flash alternately Blue LED and Red LED Flash alternately Blue LED and Red LED Flash alternately Red LED flash once Blue LED flashes twice every 1s interval Blue LED Steady Pairing Successful Reconnect Fail Reconnect EN MFB 3 Indicatore di stato Bluetooth 4 Accendere le cuffie per attivare Bluetooth e ANC Connettere il Bluetooth tramite il tasto "MFB" BLUETOOTH CONNECT 3 4 FunzioneStato del LEDAnnuncio vocale AccensionePremere "MFB" per 2 secondi Istruzione/Descrizione POWER ON AssociazioneDopo l'accensione, NON rilasciare "MFB" e tenerlo premuto per altri 2 secondi. PAIRING In modalità di associazione PAIRING SUCCESSFUL, CONNECTED Una volta completata l'associazione, accedere e connettersi automaticamente. CONNECTED Accedere automaticamente alla modalità di associazione. PAIRING Elimina registro di associazione cuffie In modalità connessa (prima di riprodurre qualsiasi supporto), premere tre volte "MFB" per eliminare i dispositivi di associazione salvati, quindi accedere alla modalità di associazione DISCONNECTED, PAIRING Connessione e associazione non riuscite Connessione non riuscita e si accede automaticamente alla modalità di associazione. Spegnimento automatico in caso di mancata associazione per 5 minuti. PAIRING FAILED, POWER OFF DisconnessoAccederà alla modalità standby. Premeere "MFB" per riav viare la connessione o per accedere alla modalità di asso…

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Cooler Master Technology Inc. Model Difference Product Name: SH711 Bluetooth ANC Headset Model Number: SH-711, SH-711-30TH FCC Identifier: 2AR8X–SH711 All the models are the same circuit and RF module, except the model names and outlook color. Regards Sincerely Client’s signature Client’s name / title : Kevin Yang / Manager Contact information / address: 7F., No. 398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan

Cooler Master Technology Inc. 1/1 Letter of Authorization Company: Cooler Master Technology Inc. Address: 7F., No. 398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Product Name: SH711 Bluetooth ANC Headset Model Number: SH-711, SH-711-30TH FCC Identifier: 2AR8X–SH711 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Kevin Yang Date: 2022-05-18 Title: Manager Signature of applicant:

Cooler Master Technology Inc. 1/1 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2022-05-18 Subject: Request for Confidentiality FCC ID: 2AR8X–SH711 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual No ☐ Internal Photos No ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Kevin Yang Title: Manager

Size:18*12mm MODEL: SH-711 FCC ID: 2AR8X–SH711 Label location

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Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220517027E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 1 of 40 FCC Part 15C Test Report FCC ID: 2AR8X–SH711 Applicant: Cooler Master Technology Inc. Address: 7F., No. 398, Xinhu 1st Rd., Neihu Dist., Taipei City 114065, Taiwan Manufacturer: DongGuan TimbreTek Electronic technology co.,Ltd Address: Ershangfang industrial district, GaobuTown, Dongguan. China EUT: SH711 Bluetooth ANC Headset Trade Mark: COOLER MASTER Model Number: SH-711 SH-711-30TH Date of Receipt: May. 12, 2022 Test Date: May. 12, 2022 – May. 17, 2022 Date of Report: May. 17, 2022 Prepared By: Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Building C, Shuanghuan, No.8, Baoqing Road, Baolong Industrial Zone, Baolong Street, Longgang District, Shenzhen, Guangdong, China Applicable Standards: FCC PART 15 C 15.249 ANSI C63.10:2013 Test Result: Pass Report Number: DL-20220517027E Prepared (Test Engineer): Pxing Huang Reviewer (Supervisor): Jack Bu Approved (Manager): Jade Yang This test report is based on a single evaluation of one sample of above mentioned products. It is not permitted to be duplicated in extracts without written approval of Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220517027E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 2 of 40 Table of Contents Page 1 . SUMMARY OF TEST RESULTS 4 1.1 MEASUREMENT UNCERTAINTY 4 2 . GENERAL INFORMATION 5 2.1 GENERAL DESCRIPTION OF EUT 5 2.2 DESCRIPTION OF TEST MODES 6 2.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 7 2.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 7 2.5 TABLE OF PARAMETERS OF TEST SOFTWARE SETTING 7 2.6 EQUIPMENTS LIST FOR ALL TEST ITEMS 8 3 . EMC EMISSION TEST 9 3.1 CONDUCTED EMISSION MEASUREMENT 9 3.1.1 POWER LINE CONDUCTED EMISSION LIMITS 9 3.1.2 TEST PROCEDURE 9 3.1.3 DEVIATION FROM TEST STANDARD 9 3.1.4 TEST SETUP 10 3.1.5 EUT OPERATING CONDITIONS 10 3.1.6 TEST RESULTS 10 3.2 RADIATED EMISSION MEASUREMENT 13 3.2.1 RADIATED EMISSION LIMITS 13 3.2.2 TEST PROCEDURE 14 3.2.3 DEVIATION FROM TEST STANDARD 14 3.2.4 TEST SETUP 14 3.2.5 EUT OPERATING CONDITIONS 15 3.2.6 TEST RESULTS (BETWEEN 9KHZ – 30 MHZ) 16 3.2.7 TEST RESULTS (BETWEEN 30MHZ – 1GHZ) 17 3.2.8 TEST RESULTS (1GHZ~25GHZ) 19 3.3 RADIATED BAND EMISSION MEASUREMENT 22 3.3.1 TEST REQUIREMENT: 22 3.3.2 TEST PROCEDURE 22 3.3.3 DEVIATION FROM TEST STANDARD 22 3.3.4 TEST SETUP 23 3.3.5 EUT OPERATING CONDITIONS 23 4 . BANDWIDTH TEST 27 4.1 APPLIED PROCEDURES / LIMIT 27 4.1.1 TEST PROCEDURE 27 4.1.2 DEVIATION FROM STANDARD 27 4.1.3 TEST SETUP 27 4.1.4 EUT OPERATION CONDITIONS 27 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220517027E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 3 of 40 Table of Contents Page 4.1.5 TEST RESULTS 28 5 . ANTENNA REQUIREMENT 31 5.1 STANDARD REQUIREMENT 31 5.2 EUT ANTENNA 31 6 . TEST SEUUP PHOTO 32 7 . EUT PHOTO 34 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220517027E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 4 of 40 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.249) , Subpart C Standard Section Test Item Judgment Remark 15.207 Conducted Emission PASS 15.205(a), 15.209(a) 15.249(a), 15.249(c) Fundamental &Radiated Spurious Emission Measurement PASS 15.249(d) Band Edge Emission PASS 15.215(c) 20dB Bandwidth PASS 15.203 Antenna Requirement PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report 1.1 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2,providing a level of confidence of approximately 95 %. No. Item Uncertainty 1 Conducted Emission Test ±2.56dB 2 RF power,conducted ±0.42dB 3 Spurious emissions,conducted ±2.76dB 4 All emissions,radiated(<1G) ±3.65dB 5 All emissions,radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220517027E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 5 of 40 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF EUT Product Name: SH711 Bluetooth ANC Headset Trademark COOLER MASTER Model No.: SH-711 SH-711-30TH Model Difference All samples are the same except the mode names and outlook color, so we prepare "SH-711" for test only. Operation Frequency: 2402~2480MHz Channel numbers: 79 Channels Channel separation: 1M Modulation technology: GFSK, PI/4 DQPSK, 8DPSK Antenna Type: Internal Antenna Antenna gain: 0.46dBi Power supply: DC 3.7V from battery DC 5V from charger Note: 1.For a more detailed features description, please refer to the manufacturer’s specifications or the User's Manual. 2.The EUT’s all information provided by client. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20220517027E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 6 of 40 3. Channel List Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) 00 2402 27 2429 54 2456 01 2403 28 2430 55 2457 02 2404 29 2431 56 2458 03 2405 30 2432 57 2459 04 2406 31 2433 58 2460 05 2407 32 2434 59 2461 06 2408 33 2435 60 2462 07 2409 34 2436 61 2463 08 2410 35 2437 62 2464 09 2411 36 2438 63 2465 10 2412 37 2439 64 2466 11 2413 38 2440 65 2467 12 2414 39 2441 66 2468 13 2415 40 2442 67 2469 14 2416 41 2443 68 2470 15 2417 42 2444 69 2471 16 2418 43 2445 70 2472 17 2419 44 2446 71 2473 18 2420 45 2447 72 2474 19 2421 46 2448 73 2475 20 2422 47 2449 74 2476 21 2423 48 2450 75 2477 22 2424 49 2451 76 2478 23 2425 50 2452 77 2479 24 2426 51 2453 78 2480 25 2427 52 2454 26 2428 53 2455 2.2 DESCRIPTION OF TEST MODES Note: (1) The measurements are performed at the highest, middle, lowest available channels. To investigate the maximum EMI emission character…

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Radiated Measurement Photos Conducted Measurement Photos