2ADTFT52TWS Bluetooth headset

POWER SOUS TENSION / HORS TENSION • ENCENDIDO / APAGADO • EIN / AUS • ACCESO / SPENTO • LIGAR / DESLIGAR • 开/关 • 電源 HOLD 3 SECONDS Appuyer pendant 3 secondes • Mantenga oprimido durante 3 segundos • St ummschaltung 3 Sekunden gedrückt halten • Tenere premuto per 3 secondi • Manter pressionado por 3 segundos • 保持 3 秒 • 3秒間押します OR OU O BIEN ODER OPPURE OU 或 または ON OFF 3 KTWS25 Not Paired PAIRING APPAIRAGE • VINCULACIÓN • VERBINDUNG • ASSOCIAZIONE • PAREAMENTO • 配对 • ペアリング Invite vocale • Aviso • Tonsignal • prompt audio • Aviso • 提示 • プロンプ 4 Settings Bluetooth Bluetooth ON Devices Klipsch T2 True Wireless PROMPT CONTROLS CONTRÔLES • CONTROLES • STEUERUNG • CONTROLLI • CONTROLES • 控制 • コントロール CALL HANDLING * + *During Call Voice Assistant Short Press Double Press Long Press Voice Assistant Assistance vocale Asistente de voz Sprachassistent Appui bref Double appui Appui long Assistente vocale Pulso corto Pulso doble Pulso largo Assistente de voz Kurz drücken Doppelt drücken Lang drücken 语音助手 Pressione breve Doppia pressione Pressione lunga 音声アシスト Pressionar rapidamente Pressionar duas vezes Manter pressionado 短按 按两次 长按 短く押す 2回押す 長押し 5 L R Call Handling Gestion des appels Procesamiento de llamadas Anrufabwicklung Gestione chiamate Administração de chamadas 通话处理 着信処理 During Call Pendant un appel Durante la llamada Während des Anrufs Durante la chiamata Durante a chamada 通话期间 通話中 STATUS INDICATORS VOYANT INDICATEUR • INDICADOR DE ESTADO • STATUS • SPIA DELLO STATO • INDICADOR DE STATUS • 状态指示灯 • ステータスインジケーター Charging 25% Charging 50% Charging 75 % Charging 100% CHARGING CHARGE BATTERIE • CARGA DE LA PILA • AKKULADESTAND • CARICA BATTERIA • CARGA DA BATERIA • 电池充电 • 充電 OR OU O BIEN ODER OPPURE OU 或 または 6 Settings Bluetooth FACTORY RESET RÉINITIALISATION • RESTABLECIMIENTO DE FÁBRICA • RÜCKSETZUNG AUF WERKSEINSTELLUNG • RIPRISTINO IMPOSTAZIONI DI FABBRICA • RESTABELECIMENTO DAS CONFIGURAÇÕES DE FÁBRICA • 恢复出厂设置 • 工場出荷時設定 HOLD 3 SECONDS Appuyer pendant 3 secondes Mantenga oprimido durante 3 segundos St ummschaltung 3 Sekunden gedrückt halten Tenere premuto per 3 secondi Manter pressionado por 3 segundos 保持 3 秒 3秒間押します Bluetooth ON Devices K K li T ps W ch S T 2 2 5 True WirelesPsaired HOLD 8 SECONDS Appuyer pendant 8 secondes Mantenga oprimido durante 8 segundos St ummschaltung 8 Sekunden gedrückt halten Tenere premuto per 8 secondi Manter pressionado por 8 segundos 保持 8 秒 8秒間押します 7 Settings Bluetooth Forget this Device IMPORTANT SAFETY INFORMATION 1. READ these instructions. 11. NEVER operate a motor vehicle while listening 2. KEEP these instructions. to or wearing your headphones. Not only 3. HEED all warnings. dangerous, 4. FOLLOW all these instructions. it is illegal in many places. 5. DO NOT use this apparatus near water or 12. NEVER operate heavy machinery while listening moisture. to or wearing your headphones. 6. If you hear ringing or experience pain or 13. We don’t recommend you use the headphones discomfort in your ears during or after using while riding a bicycle, running,or walking in any in-ear audio product, that is a sign you are heavy traffic areas. listening too loud. When your ears are exposed to high volumes (in WARNING: excess of 85dB) for over an hour, you may be Except in case of emergency, Klipsch recommends you permanently damaging your hearing. do not use these headphones or headsets (headphones 7. TURN DOWN your listening device’s volume to plus microphone) as aviation communication zero before you insert the Klipsch headphones equipment as they are not engineered for many and turn on the device. Once you have the environmental conditions common in commercial or headphones on, gradually increase the volume non-commercial aircraft (including, but not limited to: to a comfortable, moderate volume. altitude, temperature, noise conditions, unpressurized 8. DO NOT install near any heat sources such as aircraft, etc.) resulting in possible interference to radiators, heat registers, stoves, or other apparatus critical communications. (including amplifiers) that produce heat. 9. ONLY USE attachments/accessories specified by The Occupational Safety Health Administration (OSHA) the manufacturer. has issued headphone usage recommendations for 10. REFER all servicing to qualified service maximum daily exposure and sound pressure levels personnel. Servicing is required when the (measured in decibels (dB)). A decibel is a unit of apparatus has been damaged in any way, such measure of sound, and decibels increase exponentially as power-supply cord or plug is damaged, liquid as sound gets louder. For example, conversational has been spilled or objects have fallen into the speech is typically around 60dB, and a rock concert in apparatus, the apparatus has been exposed to a stadium is often about 110dB. rain or moisture, does not operate normally, or has been dropped. COMPLIANCE INFORMATION EU COMPLIANCE INFORMATION Eligible to bear the CE mark; Conforms to European Union Low Voltage Directive 2006/95/EC; European Union EMC Directive 2014/53/EU; European Union RoHS Directive 2011/65/EU; European Union WEEE Directive 2002/96/EC; European Union Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) Directive 1907/2006. WEEE NOTICE Note: This mark applies only to countries wi thin the European Union (EU) and Norway. This appliance is labeled in accordance wi th European Directive 2012/19/EU concerning waste electrical and electronic equipment (WEEE). This label indicates tha t this product should no t be disposed of wi th household waste. It should be deposited at an appropriate facility to enable recovery and recycling. Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. This Class B digital apparatus complies with Canadian ICES-003. WIRELESS TRANSMITTER COMPLIANCE INFORMATION This device complies wi th ISEDC licence-exempt RSS stand ard (s)Operation is subject to the following two conditions: (1) this device may not …

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Date: 04/17/2018 VCB_F-01: Operating Procedures Form – FCC Confidentiality v02 Page 1 of 1 SPRITE Group Limited Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2ADTFT52 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: Exhibit Type File Name 1. Block Diagram, 2. Schematics, 3. Operational Description 1. 2ADTFT52 -Block diagram 2. 2ADTFT52-SCH 3. 2ADTFT52 -Operational description 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. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request temporary confidential treatment of information accompanying this application as outlined below for an initial period of xxxx (ie- “45”, “90” or “180”) days: Exhibit Type File Name N/A N/A Signature: Contact name: Michelle Lu Company name: SPRITE Group Limited Address: 4th Floor, A3 Building, Shenliang Group, No.299 Guanping Road, Guanlan Street, Longhua District, Shenzhen, China

FCC ID: 2ADTFT52 FCC ID: 2ADTFT52 Test Model No.: Klipsch T2 True Wireless FCC ID: 2ADTFT52 FCC ID: 2ADTFT52 FCC ID: 2ADTFT52

FCC ID: 2ADTFT52 FCC ID: 2ADTFT52 FCC ID: 2ADTFT52

Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax: +86-755-26648637 Website: www.cqa-cert.com Report Template Version: V04 Report Template Revision Date: 2018-07-06 RF Exposure Evaluation Report The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No.: CQASZ2020090990E-03 Applicant: SPRITE Group Limited Address of Applicant: 4th Floor, A3 Building, Shenliang Group, No.299 Guanping Road, Guanlan Street, Longhua District, Shenzhen, China Equipment Under Test (EUT): EUT Name: TWS Bluetooth headset Model No.: Klipsch T2 True Wireless, T50/T51, T52 Test Model No.: Klipsch T2 True Wireless Brand Name: Klipsch FCC ID: 2ADTFT52 Standards: 47 CFR Part 1.1307 47 CFR Part 2.1093 KDB447498D01 General RF Exposure Guidance v06 Date of Receipt: 2020-09-04 Date of Test: 2020-09-04 to 2020-09-17 Date of Issue: 2020-09-17 Test Result: PASS* *In the configuration tested, the EUT complied with the standards specified above Tested By: ( Martin Lee ) Reviewed By: ( Sheek Luo ) Approved By: ( Jack Ai ) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-03 Page:2 of 8 1 Version Revision History Of Report Report No. Version Description Issue Date CQASZ20200900990E-03 Rev.01 Initial report 2020-09-17 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-03 Page:3 of 8 2 Contents Page 1 VERSION .....................................................................................................................................................................2 2 CONTENTS .................................................................................................................................................................3 3 GENERAL INFORMATION ......................................................................................................................................4 3.1 CLIENT INFORMATION ...............................................................................................................................................4 3.2 GENERAL DESCRIPTION OF EUT ...............................................................................................................................4 3.3 GENERAL DESCRIPTION OF BT ..................................................................................................................................4 3.4 GENERAL DESCRIPTION OF BLE ................................................................................................................................4 4 SAR EVALUATION ....................................................................................................................................................6 4.1 RF EXPOSURE COMPLIANCE REQUIREMENT ..............................................................................................................6 4.1.1 Standard Requirement .................................................................................................................................6 4.1.2 Limits ..............................................................................................................................................................6 4.1.3 EUT RF Exposure.........................................................................................................................................7 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-03 Page:4 of 8 3 General Information 3.1 Client Information Applicant: SPRITE Group Limited Address of Applicant: 4th Floor, A3 Building, Shenliang Group, No.299 Guanping Road, Guanlan Street, Longhua District, Shenzhen, China Manufacturer: Shenzhen zhikang technology co., LTD Address of Manufacturer: 4th Floor, A3 Building, Shenliang Group, No.299 Guanping Road, Guanlan Street, Longhua District, Shenzhen, China Factory: Shenzhen zhikang technology co., LTD Address of Factory: 4th Floor, A3 Building, Shenliang Group, No.299 Guanping Road, Guanlan Street, Longhua District, Shenzhen, China 3.2 General Description of EUT Product Name: TWS Bluetooth headset Model No.: Klipsch T2 True Wireless, T50, T51, T52 Test Model No.: Klipsch T2 True Wireless Trade Mark: Klipsch EUT Supports Radios application: Bluetooth dual mode: 2402-2480MHz Hardware Version: T31RC-V1.0 Software Version: V1.3.2.0 EUT Power Supply: Left ear: lithium battery: DC 3.7V, 50mAh, Charge by DC 5.0V Right ear: lithium battery: DC 3.7V, 50mAh, Charge by DC 5.0V The earphone box: lithium battery: DC 3.7V, 400mAh, Charge by DC 5.0V 3.3 General Description of BT Operation Frequency: 2402MHz~2480MHz Bluetooth Version: V5.0 Modulation Technique: Frequency Hopping Spread Spectrum(FHSS) Modulation Type: GFSK, π/4DQPSK, 8DPSK Number of Channel: 79 Transfer Rate: 1Mbps/2Mbps/3Mbps Hopping Channel Type: Adaptive Frequency Hopping systems Sample Type: Mobile Portable Fix Location Test Software of EUT: Bluetooth RF Test Tool (manufacturer declare) Antenna Type: Chip antenna Antenna Gain: 1.15 dBi 3.4 General Description of BLE Operation Frequency: 2402MHz~2480MHz Bluetooth Version: V5.0 Modulation Type: GFSK Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-03 Page:5 of 8 Transfer Rate: 1Mbps, 2Mbps Number of Channel: 40 Sample Type: Mobile Portable Fix Location Test Software of EUT: Bluetooth RF Test Tool (manufacturer declare) Antenna Type: Chip antenna Antenna Gain: 1.15 dBi Note: 1. Model No.: Klipsch T2 True Wireless, T50, T51, T52 Only the model Klipsch T2 True Wireless was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being color of appearance and model name. 2. Since the RF parameters of the left and r…

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Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax: +86-755-26648637 Website: www.cqa-cert.com Report Template Version: V04 Report Template Revision Date: 2018-07-06 Test Report The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No.: CQASZ20200900990E-02 Applicant: SPRITE Group Limited Address of Applicant: 4th Floor, A3 Building, Shenliang Group, No.299 Guanping Road, Guanlan Street, Longhua District, Shenzhen, China Equipment Under Test (EUT): Product: TWS Bluetooth headset Model No.: Klipsch T2 True Wireless, T50/T51, T52 Test Model No.: Klipsch T2 True Wireless Brand Name: Klipsch FCC ID: 2ADTFT52 Standards: 47 CFR Part 15, Subpart C Date of Receipt: 2020-09-04 Date of Test: 2020-09-04 to 2020-09-17 Date of Issue: 2020-09-17 Test Result: PASS* *In the configuration tested, the EUT complied with the standards specified above Tested By: ( Martin Lee ) Reviewed By: ( Sheek Luo ) Approved By: ( Jack Ai ) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-02 Page:2 of 47 1 Version Revision History Of Report Report No. Version Description Issue Date CQASZ20200900990E-02 Rev.01 Initial report 2020-09-17 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-02 Page:3 of 47 2 Test Summary Test Item Test Requirement Test method Result Antenna Requirement 47 CFR Part 15, Subpart C Section 15.203/15.247 (c) ANSI C63.10 2013 PASS AC Power Line Conducted Emission 47 CFR Part 15, Subpart C Section 15.207 ANSI C63.10 2013 N/A Conducted Peak Output Power 47 CFR Part 15, Subpart C Section 15.247 (b)(3) ANSI C63.10 2013 PASS 6dB Occupied Bandwidth 47 CFR Part 15, Subpart C Section 15.247 (a)(2) ANSI C63.10 2013 PASS Power Spectral Density 47 CFR Part 15, Subpart C Section 15.247 (e) ANSI C63.10 2013 PASS Band-edge for RF Conducted Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 2013 PASS RF Conducted Spurious Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 2013 PASS Radiated Spurious Emissions 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 2013 PASS Restricted bands around fundamental frequency (Radiated Emission) 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 2013 PASS N/A: When the EUT charging, BLE will not work , So Not Applicable Model No.: Klipsch T2 True Wireless, T50, T51, T52 Only the model Klipsch T2 True Wireless was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being color of appearance and model name. Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200900990E-02 Page:4 of 47 3 Contents Page 1 VERSION .................................................................................................................................................................. 2 2 TEST SUMMARY .................................................................................................................................................... 3 3 CONTENTS .............................................................................................................................................................. 4 4 GENERAL INFORMATION ................................................................................................................................... 5 4.1 CLIENT INFORMATION .......................................................................................................................................... 5 4.2 GENERAL DESCRIPTION OF EUT .......................................................................................................................... 5 4.3 PRODUCT SPECIFICATION SUBJECTIVE TO THIS STANDARD .................................................................................. 5 4.4 ADDITIONAL INSTRUCTIONS................................................................................................................................. 7 4.5 TEST ENVIRONMENT ............................................................................................................................................ 8 4.6 DESCRIPTION OF SUPPORT UNITS ......................................................................................................................... 8 4.7 STATEMENT OF THE MEASUREMENT UNCERTAINTY ............................................................................................. 9 4.8 TEST LOCATION ................................................................................................................................................. 10 4.9 TEST FACILITY ................................................................................................................................................... 10 4.10 DEVIATION FROM STANDARDS ........................................................................................................................... 10 4.11 OTHER INFORMATION REQUESTED BY THE CUSTOMER ...................................................................................... 10 4.12 EQUIPMENT LIST ................................................................................................................................................ 11 5 TEST RESULTS AND MEASUREMENT DATA .............................................................................................. 12 5.1 ANTENNA REQUIREMENT ................................................................................................................................... 12 5.2 CONDUCTED PEAK OUTPUT POWER ................................................................................................................... 13 5.3 6DB OCCUPY BANDWIDTH ...............…

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FCC ID: 2ADTFT52 1 Photographs - EUT Test Setup 1.1 Radiated Emission 9kHz~30MHz: 30MHz~1GHz: FCC ID: 2ADTFT52 Above 1GHz: