2AX8V-BKATW7true wireless earbuds

C8S-TWS 立体声耳机 产品说明书 产品概述: ① 耳机标识② 充电口 ③ 触摸区④ 拾音孔 充电盒概述: 配戴方式: 右耳（R） 左耳（L） ① ② 指示灯状态: 开机 关机 回连待机 手机配对 来电话 充电 饱和充电 蓝灯闪3次 红灯亮1s 红蓝灯交替闪 主耳3S闪2次 蓝灯闪2次 红灯熄灭，蓝灯亮6s熄灭 红灯呼吸闪 红灯隔6S闪一次 包装清单: 耳机 充电盒 耳帽 数据线 说明书 按键操作： RL 单击播放/暂停 接听/挂断 RL 三击 RL 长按2秒 来电状态下：拒接 R L 单击+长按2秒 召唤Siri R 选择大小合适的耳套 我们提供了几种不同规格耳套，请尝试并选择适合自己的尺寸 以便获得最佳的使用体验，打开收纳盒拿出耳机选择合适自己 的耳套套上使其更舒适贴耳。 佩戴说明 耳机上有“L”及“R”标识，请将标有“L”的耳机戴在左耳， 标有“R”的耳机戴在右耳。 提示：您的左右耳可能适合不同尺寸的耳塞，将已装好耳塞的 耳机塞进您的耳道，然后转动耳机，定位至牢固舒服的位置 功能操作 首次使用说明 开机首次使用（或长时间不使用）时，使用前，请务必给耳机 和充电座充电。 智能快捷连接 打开充电盒，左/右耳机会自动开机互联。连接成功后左耳机会 有语音提示“左声道已连接"，右耳机会有语音提示“右声道已 连接”然后提示音"进入配对状态"。此时只需打开手机搜索蓝 牙 设 备 “C8S”连 接 ， 当 配 对 连 接 成 功 后 耳 机 会 有 语 音 提 示 “蓝牙已连接”,既可正常使用。 关机 可以用下面两种方法进行关机： 1，将耳机放入充电盒，耳机会自动关机并充电。 2，若未带充电盒，可将手机断开蓝牙连接，约5分钟后耳机会 自动关机。 3，单击后迅速长按左\右耳按键2秒 再次使用耳机 打开充电盒，左右耳机会自动配对连接，主耳机也会自动连接 蓝牙（最后一次连接的设备）。 单耳使用 当单个耳机使用时，只需拿出一个耳机，耳机拿出后会立刻闪 蓝 灯 ， 耳 机 进 入 蓝 牙 连 接 状 态 ， 打 开 手 机 搜 索 蓝 牙 设 备 名 “C8S”进行连接即可，左右耳机都有独立通话功能。 恢复出厂设置：（左右耳配对） 如果误操作耳机，造成两只耳机没有配对或是无法连接手机蓝 牙，可以按下面方法让左右耳机重新配对。在充电的情况下， 打开充电盒，两个耳机提示：“进入配对状态”，蓝灯慢闪， 双手将（左/右）耳机“触摸区”同时触摸两下,直到左右耳机 “红蓝灯”交替闪烁后耳机分别提示：“左声道已连接”“右 声道已连接”，此时左右耳机已配对连接，连接成功后，左右 耳会自动进入配对状态，然后打开手机蓝牙就可以跟耳机连接 了。 耳机充电 1，将左右耳机放入充电盒内，数秒后耳机便亮灯进入充电状 态。 2，充电状态时，耳机指示红灯慢闪。同时充电盒显示屏处相 应位置也有耳机电量显示（如：充电时第一个闪烁，表示有0- 20%的电量；第一个长亮，第二格闪烁，表示有21%-40%电 量 ； 以 此 类 推 ， 四 格 长 亮 ， 第 五 格 闪 烁 ， 表 示 有81-99%电 量）。 3，充电完成，耳机满电后耳机绿灯及充电盒显示屏处相应位 置会熄灭，30秒后充电盒自动断电。 充电盒充电 1. 请使用输出电压为DC5V/1A的充电器对充电座充电，可使 用电脑USB接口或其他USB接口的充电器给充电盒充电（必须 选择正规厂家认证过的充电器）。 2. 充电盒充电期间，充电座显示屏中间数字表示充电盒电量， 不 同 的 数 字 表 示 不 同 的 电 量 ， 当 充 电 座 充 满 电 时 数 字 显 示 为 “100”，这时，请将充电盒与充电设备断开连接。 注 ： 充 电 器 请 使 用DC5V/1A充电 器 或PC电 脑 的USB；重复对 耳机进行充电和放电将会随时间的推移而导致电池效能下降， 这对所有可再充电电池来说都是正常的。（切勿用力挤压弹针 触点以免导致不能正常使用） 移动电源功能 将充电线直接接入数据线（安卓或苹果）插口，再连接充电盒 上USB接口，就可以为手机充电。 （提示：需要给手机应急充电时，请先看看充电盒显示屏，建 议当中间数字为“60”及以上时才可以给手机充电，否则给手 机充电时无法达到效果。） 基本参数 蓝牙版本:V5.0 支持协议：A2DP/AVRCP/HFP/HSP 传输距离：15M 频率范围：50Hz-2800Hz 喇叭：φ10MM*2Hi-Fi Speaker 阻抗：32Ω 电压：3.7V 待机时间：200天 通话时间：5小时 音乐播放时间：4小时 耳机电池容量：45MAH 耳机充电时长：≤1小时 充电盒电池容量：2000mAH 充电盒充电时长：约1.5小时 支持系统：IOS/Andriod/Windows 认证：CE/FCC/ROHS 注意事项 1. 请 勿 以 任 何 理 由 拆 除 或 改 装 耳 机 ， 否 则 可 能 导 致 耳 机 故 障 及 烧 毁，这些都不在保修范围。 2. 请勿将设备接触腐蚀性液体，否则会造成设备的严重损坏，由此 造成的损坏，制造商不予以保修。 3. 请 勿 将 设 备 置 于 温 度 过 高 或 过 低 （0度以下或45度以上）的环 境 下。 4. 请勿在雷暴天气使用设备，雷暴可能导致设备工作不正常，并增 加触电风险 警告！ 此产品内含锂电池，请勿将此产品暴露在强烈的日照下，火烤或扔入 火中，以免爆炸。 常见问题 Q:充电盒充不进电？ A：可更换一条数据线尝试一下，或接口没有接好。 Q：耳机信号不稳定或耳机没有声音？ A：请按上述佩戴方式佩戴好耳机，户外使用时请将手机放置在前口 袋。 Q:搜索蓝牙出现两个“C8S”设备名？ A:需将两个设备名删掉，再按（蓝牙配对）操作即可。 Q:接电话声音小或不清晰？ A：尽量将耳机把音量调大音或将手机音量调大，并且手机不要离耳 机太远。 Q:如何单个耳机连接两部手机？ A:先连接一部手机蓝牙后，再将其中一个蓝牙耳机关闭，然后开机连 接第二部手机，即可实现一拖二功能。 Q:左耳跟右耳之间的传输距离有多远？ A：正常无障碍的情况下为10米以内。 为了获得更好的音乐体验，建议使用IOS8.0&Andriod4.3以上操 作系统 ③ ④ ⑤ ⑤ 耳帽 ① ② ③ ④ ⑤ ⑥ ⑦ ① 移动电源输出口② 充电输入口 ③ 左耳机电量显示 ④ 充电舱电量显示 ⑦ 右耳机 ⑤ 右耳机电量显示 ⑥ 左耳机 R L 双击 上一曲/下一曲 关机 SiriSiri模式：退出 开机 低电 RL 长按 音量加 / 音量减 C8S-TWS Stereo Earphones Instructions Structure of product: ①earphone marks ②charging port ③touch area ④sound hole Structure of power box: Manner of wearing: right ear（R） left ear（L） ① ② States of signal lights: Package list: earphones power box earphone caps data cable instructions Operations on buttons: RL single clickplay/pause, pick up/hang up R L triple clicks RL long press for 2 seconds when calls come in: refuse to answer RL single click + long press for 2 seconds call out Siri R Choose earphone caps of the best size Earphones of different sizes are offered, among which you can pick the most suitable pair to get the most premium experience. Get the earphones out of the box and fit them with the most comfortable caps to please your ears. Wearing instructions Each pair of earphones are marked with “L” and “R” respectively, with “L” for the left ear and “R” for the right ear. Tips: Your left ear and right ear may need to be fitted with earphone caps of different sizes. Gently push capped earphones into your ears, and then turn the earphones to get them fixed into a comfortable position. Operations Instructions for the first-time use Before switching them on for the first-time use or after a long-time disuse, you need to charge the earphones and power box. Smar t fast connection Once power box is opened, left earphone and right earphone are automatically switched on and interconnected. After successful connection, the left earphone sends out the voice message “left sound track connected”, and the right earphone “right sound track connected” and then “being matched”. You only need to switch your cellphone and search for bluetooth connection with the device “C8S”. Successful match and connection is followed by the voice message “bluetooth connected”, which means the device can be used. Switch off The device can be switched off with the following 3 methods: 1.Place earphones back into power box and they are automatically switched off and charged. 2.If power box is not at hand, cut off bluetooth connection of cellphone and earphones will be automatically switched off in about 5 minutes. 3.Immediately after a single click, long press L/R button on earphones for 2 seconds. Reuse earphones Open power box, and left & right earphones are automatically matched. Besides, the chief earphone is connected via bluetooth ( to the device connected last time) Use single earphone To use a single earphone, you only need to take out the one, and then it has blue light flash instantly, which means it is being connected via bluetooth. Switch on your cellphone to search for bluetooth connection with the device “C8S”, and it works. Either of left and right earphones can perform independent voice communication functions. Restore factor y setting: (match left & right earphones)If, operated wrongly, two earphones fail to be matched or connected to cellphone bluetooth, you can take the following method to rematch them. When power box is being charged, open it and earphones send out the voice message “being matched” with blue light flashing slowly. Simultaneously touch “touch area” of both earphones twice until they have “red & blue lights” flash alternately and give out the message “left sound track connected”&“right sound track connect…

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

C5266091_X8_Ed.1 1/1 Emerge Technologies.lnc Company: Emerge Technologies.lnc Address: US Main - Freeport 955 Freeport Pkwy #100 Coppell TX 75019 Product Name: true wireless earbuds Model Number: BKATW7 FCC Identifier: 2AX8V-BKATW7 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: Logan McCullough Date:Nov 11,2020 Title: Manager Signature of applicant:

C5266091_X10_Ed.2 1/1 Emerge Technologies.lnc Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: Nov 11, 2020 Subject: Request for Confidentiality FCC ID: 2AX8V-BKATW7 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 ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ 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. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. 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. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:Logan McCullough Title: Manager

Page 1 of 3 Report No.:FCS202010025 External photos Photo 1 Photo 2 Page 2 of 3 Report No.:FCS202010025 Photo 3 Photo 4 Page 3 of 3 Report No.:FCS202010025 Photo 5 Photo 6

Label and Label Location FCC ID:2AX8V-BKATW7 L*W: 6mm*4mm Black background with white font

Page 1 of 2 Report No.:FCS202010025 Internal photos Photo 1 Photo 2 Page 2 of 2 Report No.:FCS202010025 Photo 3 Photo 4 Page 3 of 2 Report No.:FCS202010025 Antenna Photo 5 Photo 6 PAU1603

FCC Test Report Report No: FCS202010025W01 Issued for Applicant: Emerge Technologies.lnc Address: US Main - Freeport 955 Freeport Pkwy #100 Coppell TX 75019 Product Name: true wireless earbuds Brand Name: Brookstone Model Name: BKATW7 Series Model: N/A FCC ID: 2AX8V-BKATW7 Issued By: Flux Compliance Service Laboratory Add: Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com Page 2 of 33 Report No.: FCS202010025W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com TEST RESULT CERTIFICATION Applicant’s Name ...................: Emerge Technologies.lnc Address ..................................: US Main - Freeport 955 Freeport Pkwy #100 Coppell TX 75019 Manufacture's Name ..............: Shenzhen JBK techlogy limited company Address ..................................: 1001A Room，Longsheng Times Building ,Dalang Street,Long Hua District,Shen Zhen City,China Product Description Product Name ........................: true wireless earbuds Brand Name .........................: Brookstone Model Name ...........................: BKATW7 Series Model ..........................: N/A Test Standards .......................: FCC Rules and Regulations Part 15 Subpart C, Section 249 Test Procedure .......................: ANSI C63.10:2013 This device described above has been tested FCS, the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of FCS, this document may be altered or revised by FCS, personal only, and shall be noted in the revision of the document.. Date of Test ............................. : Date (s) of performance of tests : 23 Oct. 2020 ~ 13 Nov. 2020 Date of Issue ............................ : 13 Nov. 2020 Test Result ................................ : Pass Tested by : (Scott Shen) Reviewed by : (Duke Qian) Approved by : (Kait Chen) Page 3 of 33 Report No.: FCS202010025W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com Table of Contents Page 1. SUMMARY OF TEST RESULTS 5 1.1 TEST FACTORY 6 1.2 MEASUREMENT UNCERTAINTY 6 2. GENERAL INFORMATION 7 2.1 GENERAL DESCRIPTION OF THE EUT 7 2.2 DESCRIPTION OF THE TEST MODES 9 2.3 DESCRIPTION OF NECESSARY ACCESSORIES AND SUPPORT UNITS 10 2.4 EQUIPMENTS LIST 11 3 CONDUCTED EMISSION MEASUREMENT 12 3.1 LIMIT 12 3.2 TEST PROCEDURE 12 3.3 TEST SETUP 13 3.4 TEST RESULTS 13 4. RADIATED EMISSION MEASUREMENT 16 4.1 LIMIT 16 4.2 TEST PROCEDURE 17 4.3 TEST SETUP 18 4.4 TEST RESULTS 19 5. BAND EDGE TEST 25 5.1 LIMIT 25 5.2 TEST PROCEDURE 25 5.3 TEST SETUP 26 5.4 TEST RESULTS 27 6. 20 DB BANDWIDTH TEST 29 6.1 LIMIT 29 6.2 TEST PROCEDURE 29 6.3 TEST SETUP 29 6.4 TEST RESULTS 30 7. ANTENNA REQUIREMENT 33 7.1 STANDARD REQUIREMENT 33 7.2 EUT ANTENNA 33 Page 4 of 33 Report No.: FCS202010025W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com Revision History Rev. Issue Date Effect Page Contents 00 13 Nov. 2020 All Initial Issue Page 5 of 33 Report No.: FCS202010025W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: KDB 558074 D01 15.249 Meas Guidance v05r02 FCC Part 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) Radiated Spurious Emission PASS -- 15.209 Field strength of fundamental 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 (2) All tests are according to ANSI C63.10-2013 Page 6 of 33 Report No.: FCS202010025W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com 1.1 TEST FACTORY Company Name: Flux Compliance Service Laboratory Address: Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Telephone: +86-769-27280901 Fax: +86-769-27280901 FCC Test Firm Registration Number: 514908 Designation number: CN0127 A2LA accreditation number：5545.01 1.2 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 RF output power, conducted ±0.71dB 2 Unwanted Emissions, conducted ±2.988 dB 3 Conducted Emission (9KHz-150KHz) ±4.13 dB 4 Conducted Emission (150KHz-30MHz) ±4.74 dB 5 All emissions,radiated(<1G) 30MHz-1000MHz ±5.2 dB 6 All emissions,radiated (1GHz -18GHz) ±3.66 dB 7 All emissions,radiated (18GHz -40GHz) ±4.31 dB Page 7 of 33 Report No.: FCS202010025W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.fcs-lab.com 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF THE EUT Product Name true wireless earbuds Trade Name Brookstone Model Name BKATW7 Series Model N/A Model Difference N/A Channel List P…

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

Page 1 of 2 Report No.:FCS202010025 Blow 1GHz for radiated emission test setup Above 1GHz for radiated emission test setup Page 2 of 2 Report No.:FCS202010025 Conducted emission test setup