2AKZ8-TW10Linpa Inear

User Manual Bluetooth Wireless Earbuds TW10 •18-month limited warranty • Lifetime technical support • [email protected] • Facebook: @LinpaOfficial www.linpaofficial.com/warranty Pair with Your Device Tips: Enter pairing mode“TW10” The left LED lights off - After booting, no connection automatically shuts down within 60s - Connected for 20 minutes without any playback auto shutdown - Actively turn off the Bluetooth function of the phone, automatically shut down without any connection for 10 minutes. Connected Connection > T10 Pro Devices on Bluetooth ® Taking the earbuds from the charging case,the left LED lights alternately flash blue and red,the right LED lights off (Make sure tear off ransparent static sticker on the bottom of the earbuds) Pairing issues: The left and right side can be used separately.If there is only one side work.How did I pairing the earbud from single mode to stereo mode? Step 1->: Put them back to the case. Step 2->: Delete “T10 Pro” from Bluetooth menu on your device, if your device menu has been connected “T10 Pro”. Step 3->: Taking the earbuds from the charging case, both earbuds are turned on, the LED lights alternately flash blue and red,Double click on the“R”side.They will force the headphone to pair. After the pairing is successful, "R" side light is off, ‘’L’’ side flashing red and blue. Step 4->: If prompted, enter code "0000". Pairing issues Music Next track Previous track Double click(Right) Double click(Left) Short pressPlay/pause songs Click left earbud twice to keep Click right earbud twice to keep Decrease the volume Increase the volume Answer/End CallPress Reject the callLong press 2 seconds Reject third party callsLong press 1 second Connect a new call while retaining the current callDouble click Controls Double-click to switch between the second party and the third party, and there is a 'didi' prompt when switching calls. Three-party call Calling Taking the earbuds from the charging case Blue light flashes for 3 seconds Long press 5 secondsRed light flashes for 3 seconds Turn On/Off Connect to the standby state, double-click when no music is playing Siri/Other voice control software Red light flashes every two minutes Earbud status indicator LED steady Red LED steady BlueFully Charged Charging Low battery Charging For the charging case 1 When the charging case cannot fully charge the earbuds, if putting the earbuds into the charging case, the red light of the charging case flashes every 3 seconds, this will cycle 10 times. 2 When the charging case is in low battery, if putting the earbuds into the charging case, the red light of the charging case flashes every 1 second. It means you need to charge the case first.. 1.5 h Charge Charging issue 1. Please check if you have tear off transparent static sticker on the bottom of the earbuds. 2. Please adjust the earbuds or take off the ear tips to make sure it connected well with the Conductive needle, or you can exchange the left and right earbuds to check if the charging dock is working. 3. Please take out the earbud from charging dock, and charging the case individually about 30mins, then put back the earbuds to charging dock for charging. It is because when the charging case and earbuds are running out of battery, the voltage was very low. If charging for earbuds and charging dock at the same time, can’t active the battery. 4. Please check the power adaptor if it is 5V 1A with good quality. [Please don't use 6v,9v,or12v charger chargers that will be the risk of burning the chip] 5. Clean the thimble and contacts with alcohol to ensure that the headphone charging contact is conductive. FAQ Sound and Volume: Q: I paired the headphones with my phone but there is no sound from the headphones. A: Make sure the headphones are not muted. Some phones ask for setup of the wireless headphones as an audio output device before sound is transmitted. Please refer to the instructions of your phone for details. Q: The sound quality of the headphones is not good: A: For all of the headphone products, they need a period of use to get better sound quality. Some components, such as transistors, integrated circuits, and capacitors, are inherently unstable in electrical parameters and can be stabilized after a period of use. Q: Why cannot synchronize the volume? A: Our products are mainly compatible with iPhone, Samsung, and other mainstream mobile phones,they may not be able to adapt to all computers, because there are too many Android systems, our headphones may not match all types of Android systems. If the volume cannot be synchronized, it needed to adjust it manually from your phone and computer. - Never disassemble or modify your earphone for any reasons to avoid any damages and danger. - Do not store the earphone in extreme temperature(under 0 or over 45). - Do not use this earphone during a thunderstorm to avoid irregular function and increased risk of electricshock. - Do not use harsh chemicals or strong detergents to clean the earbuds. - Keep the earbuds dry Maintenance: 1. The Reasons of our products has a battery inside it, also the battery itself has power consumption issue, so please make sure that the last charge is charged once a week in order to prevent low battery power caused by the protection plate self-protection. Attention Model: TW10 FCC ID: 2AKZ8-TW10 Standby time: One year Charging Time: 1.5hours Bluetooth Standard: V5.0 Frequency range: 2.402GHz-2.48GHz Operating Range: 33 feet/10 meters (No obstacles ) Talk/Playing Time:4 hours(100% volume) Recharging current:earbuds/50mA; charging case/480mA Specifications Cha nges or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. 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 ins…

Text truncated - open the document above for the full version.

DONGGUAN LINPA ACAUSTIC TECHNOLOGY CA.,LTD Dale:2020-4-30 TO: FederalCommunicationCommission Equ ipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC t D : 2AKZ8-TW1 0 To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch and Keny Xu in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Shenzhen Branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC lD above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). \Nhere our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, lnc., still resides with DOA/GGUAN LINPA ACOUSTIC TECHNALOGY CO.,LTD This authorization is valid until further written notice from the applicant. Print Name: Sally Yang Title: Manager <- trl Signature: )'4/U\ r- u On behalf of Company: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO.,LTD Telephone: 8676982852599 E-mail: [email protected]

620 Old Peachtree Road Applicant Declaration Suwanee, Georgia 30024 Applicant Legal Business Name DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO.,LTD Address 2A No.60 Lizhong Road Dali Qingxi Town DONGGUAN 523648 China Grantee Code 2AKZ8 FCC ID 2AKZ8-TW1O Authorized Contact Name Sally Yang Contact Email [email protected] Contact Phone 86769828s2599 l, the undersigned, certifo that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.91 1(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC lD as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate anangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC's technical requirements. d) in accordance with 47 CFR 2.909 and KD8394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KD8394321. e) in accordance with ISO17065, FCC KDB641 163, FCC KDB610077, KDB394321 and RSP-100, the Applicant has read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant sfiall, upon request by SGS, at the Applicant's expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shdll include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. 0 neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuanl to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. $862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1 .2002(b) for the definition of a "party" for these purposes. S) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, lnc.(TCB) terms and conditions. Link to CFRs: httos://www.fcc.ooviwireless/bureau-divisions/technoloqies-svstems-and-innovation-division/rules-reoulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: httos://www.ic.gc.caleic/site/smt-gst.nsf/eng/sf01 1 30.html Applicant Signature: lrlrt,^ Date:2020-5-13 Print Name: Sally Yang (-/ Title: Manager -NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database Applicant Declaration Rev:0.0

DONGGUAN LI NPA ACOUSTIC TECH NOLOGY CO., LTD Label placement To Federal Communication Commission Equipment Authorization Branch 7 435 Oakland Mills Road Columbia, MID 21046 For the following product, Model Name/Number: Linpa lnear /TW10, TWS011, T11 FCC lD:2AKZ8-TW10 . The FCC lD is not affixed on the product itsell but described in the product user manual and the product package/case due to below reasons. Reasons: The product is too small to put the Iabel on it. The Size is below: 30 mm* 15 mm* tZmm Print Name: Sally Yang Title: Manager Signature: on behalf of Company: DONGGUAN itrupnncoUSTtC TECHNoLocy Co.,LTD Telephone: 8676982852599 E-mail: [email protected]

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 6 External Photos for SZEM2004003148CR FCC ID: 2AKZ8-TW10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 6 1 EUT Constructional Details SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 5 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 6 of 6

ACTIVATE YOUR 12 MONTHS WARRANTY&EXCLUSIVE GIFT Register within 15 days after receiving your new products PLEASE VISIT NOW www.linpaofficial.com/warranty NOTE 1.To ensure the safe usage of this product only use with a 5V charging adaptor. 2.Do not submerge this product. 3.For best results please charge your product regularly. [email protected] @LinpaOfficial CUSTOMER SERVICE TW10 TW10 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. FCC ID: 2AKZ8-TW10

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 9 Internal Photos for SZEM2004003148CR FCC ID: 2AKZ8-TW10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 9 1 EUT Constructional Details SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 3 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 4 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 5 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 6 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 7 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 8 of 9 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 9 of 9

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314803 Page: 1 of 6 Keny Xu EMC Laboratory Manager 1 Cover page SAR Evaluation Report Application No.: SZEM2004003148CR Applicant: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO., LTD Address of Applicant: 2A NO.60, Lizhong Road, Dali, Qingxi Town, Dongguan City, Guangdong Province, China Manufacturer: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO., LTD Address of Manufacturer: 2A NO.60, Lizhong Road, Dali, Qingxi Town, Dongguan City, Guangdong Province, China Factory: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO., LTD Address of Factory: 2A NO.60, Lizhong Road, Dali, Qingxi Town, Dongguan City, Guangdong Province, China Equipment Under Test (EUT): EUT Name: Linpa Inear Model No.: TW10, TWS011, T11   Please refer to section 4 of this report which indicates which model was actually tested and which were electrically identical. FCC ID: 2AKZ8-TW10 Standards: 47 CFR Part 1.1307 47 CFR Part 2.1093 KDB447498D01 General RF Exposure Guidance v06 Date of Receipt: 2020-04-27 Date of Test: 2020-04-27 to 2020-05-07 Date of Issue: 2020-05-09 Test Result : Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314803 Page: 2 of 6 2 Version Revision Record Version Chapter Date Modifier Remark 01 2020-05-09 Original Authorized for issue by: Bill Chen /Project Engineer Eric Fu /Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314803 Page: 3 of 6 3 Contents Page 1 COVER PAGE .............................................................................................................................................. 1 2 VERSION ...................................................................................................................................................... 2 3 CONTENTS .................................................................................................................................................. 3 4 GENERAL INFORMATION .......................................................................................................................... 4 4.1 GENERAL DESCRIPTION OF EUT ............................................................................................................. 4 4.2 TEST LOCATION ...................................................................................................................................... 5 4.3 TEST FACILITY ........................................................................................................................................ 5 4.4 DEVIATION FROM STANDARDS ................................................................................................................. 5 4.5 ABNORMALITIES FROM STANDARD CONDITIONS ....................................................................................... 5 4.6 OTHER INFORMATION REQUESTED BY THE CUSTOMER ............................................................................. 5 5 SAR EVALUATION ...................................................................................................................................... 6 5.1 RF EXPOSURE COMPLIANCE REQUIREMENT ............................................................................................ 6 5.1.1 Standard Requirement ..................................................................................................................... 6 5.1.2 Limits ................................................................................................................................................ 6 5.1.3 EUT RF Exposure ............................................................................................................................ 6 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314803 Page: 4 of 6 4 General Information 4.1 General Description of EUT Power supply: Left earphone:Rechargeable battery DC 3.7V 50mAh 0.185Wh(Charger by USB) Right earphone:Rechargeable battery DC 3.7V 50mAh 0.185Wh(Charger by USB) Bluetooth Version: V5.0 Operation Frequency: 2402MHz to 2480MHz Spectrum Spread Technology: Frequency Hopping Spread Spectrum(FHSS) Modulation Type: GFSK, π/4DQPSK Number of Channels: 79 Channel Spacing: 1MHz Antenna Type: Integral Antenna Gain: -1.96dBi Remark: Model No.: TW10, TWS011, T11 Only the model TW10 was tested, since the electrical circuit design, layout, components used, internal wiring and functions were identical for all the above models, with only difference on model No., color. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314803 Page: 5 of 6 4.2 Test Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch No. 1 Workshop, M-10, Middle section, Science & Technology Park, Shenzhen, Guangdong, China 518057 Telephone: +86 (0) 755 2601 2053 Fax: +86 (0) 755 2671 0594 No tests were sub-contracted. 4.3 Test Facility The test facility is recognized, certified, or accredited by the following organizations: • A2LA (Certificate No. 3816.01) SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory is accredited by the American Association for Laboratory Accreditation(A2LA). Certificate No. 3816.01. • VCCI The 3m Fully-anechoic chamber for above 1GHz, 10m Semi-anechoic chamber for below 1GHz, Shielded Room for Mains Port Conducted Interference Measurement and Telecommunication Port Conducted Interference Measurement of SGS-CSTC Standards Technical Services Co., Ltd. have been registered in accordance with the Regulations for Voluntary Control Measures with Registration No.: G-20026, R-14188, C-12383 and T-11153 respectively. • FCC –Designation Number: CN1178 SGS-CSTC Standards Technical Services Co., Ltd., Shenzhen EMC Laboratory has been recognized as an accredited testing laboratory. Designation Number: CN1178. T…

Text truncated - open the document above for the full version.

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314802 Page: 1 of 74 Keny Xu EMC Laboratory Manager TEST REPORT Application No.: SZEM2004003148CR Applicant: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO., LTD Address of Applicant: 2A NO.60, Lizhong Road, Dali, Qingxi Town, Dongguan City, Guangdong Province, China Manufacturer: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO., LTD Address of Manufacturer: 2A NO.60, Lizhong Road, Dali, Qingxi Town, Dongguan City, Guangdong Province, China Factory: DONGGUAN LINPA ACOUSTIC TECHNOLOGY CO., LTD Address of Factory: 2A NO.60, Lizhong Road, Dali, Qingxi Town, Dongguan City, Guangdong Province, China Equipment Under Test (EUT): EUT Name: Linpa Inear Model No.: TW10, TWS011, T11 ♣ ♣ Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. FCC ID: 2AKZ8-TW10 Standard(s) : 47 CFR Part 15, Subpart C 15.247 Date of Receipt: 2020-04-27 Date of Test: 2020-04-27 to 2020-05-07 Date of Issue: 2020-05-09 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314802 Page: 2 of 74 Revision Record Version Chapter Date Modifier Remark 01 2020-05-09 Original Authorized for issue by: Bill Chen /Project Engineer Eric Fu /Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314802 Page: 3 of 74 2 Test Summary Radio Spectrum Technical Requirement Item Standard Method Requirement Result Antenna Requirement 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.203 & 15.247(b)(4) Pass Other requirements Frequency Hopping Spread Spectrum System Hopping Sequence 47 CFR Part 15, Subpart C 15.247 N/A 47 CFR Part 15, Subpart C 15.247(a)(1),(g),(h) Pass Radio Spectrum Matter Part Item Standard Method Requirement Result Conducted Peak Output Power 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.5 47 CFR Part 15, Subpart C 15.247(b)(1) Pass 20dB Bandwidth 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.7 47 CFR Part 15, Subpart C 15.247(a)(1) Pass Carrier Frequencies Separation 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.2 47 CFR Part 15, Subpart C 15.247a(1) Pass Hopping Channel Number 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.3 47 CFR Part 15, Subpart C 15.247a(1)(iii) Pass Dwell Time 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.4 47 CFR Part 15, Subpart C 15.247a(1)(iii) Pass Conducted Band Edges Measurement 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.6 47 CFR Part 15, Subpart C 15.247(d) Pass Conducted Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 7.8.8 47 CFR Part 15, Subpart C 15.247(d) Pass Radiated Emissions which fall in the restricted bands 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.10.5 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Radiated Spurious Emissions 47 CFR Part 15, Subpart C 15.247 ANSI C63.10 (2013) Section 6.4,6.5,6.6 47 CFR Part 15, Subpart C 15.205 & 15.209 Pass Remark: Model No.: TW10, TWS011, T11 Only the model TW10 was tested, since the electrical circuit design, layout, components used, internal wiring and functions were identical for all the above models, with only difference on model No., color. SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Report No.: SZEM200400314802 Page: 4 of 74 3 Contents Page 1 COVER PAGE ..................................................................................................................................... 1 2 TEST SUMMARY ................................................................................................................................. 3 3 CONTENTS ......................................................................................................................................... 4 4 GENERAL INFORMATION .................................................................................................................. 6 4.1 DETAILS OF E.U.T. ......................................................................................................................... 6 4.2 DESCRIPTION OF SUPPORT UNITS .................................................................................................... 6 4.3 MEASUREMENT UNCERTAINTY ......................................................................................................... 6 4.4 TEST LOCATION ............................................................................................................................. 7 4.5 TEST FACILITY ............................................................................................................................... 7 4.6 DEVIATION FROM STANDARDS ......................................................................................................... 7 4.7 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................. 7 5 EQUIPMENT LIST ............................................................................................................................... 8 6 RADIO SPECTRUM TECHNICAL REQUIREMENT ............................................................................11 6.1 ANTENNA REQUIREMENT ................................................................................................................11 6.1.1 Test Requirement: ..................................................................................................................11 6.1.2 Conclusion ..............................................................................................................................11 6.2 OTHER REQUIREMENTS FREQUENCY HOPPING SPREAD SPECTRUM SYSTEM HOPPING SEQUENCE ........12 6.2.1 Test Requirement: .........................................................................…

Text truncated - open the document above for the full version.

SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 1 of 2 Setup Photos for SZEM2004003148CR FCC ID: 2AKZ8-TW10 SGS-CSTC Standards Technical Services Co., Ltd. Shenzhen Branch Page: 2 of 2 1 Photographs 1.1 Radiated Spurious Emissions Test Setup Below 1GHz Above 1GHz