FCC ID: Q8W-BT217 Bluetooth Speaker

Package Includes 1 x Speaker 1 x Type-C charging Cable 1 x AUX Cable (3.5mm) 1 x User Manual Overview of Speaker Volume Down/Previous Song Pause/Play/Mute Volume Up/Next Song Sound effect Power on/off LED Indicator Bluetooth Speaker TF Card Reset key USB output Note: When the battery charge >3%the speaker will power off automatically. Power On Press button until hear a rising tone and LED indicator light on. Power Off Press button until hear a descending tone and LED indicator light off. BIuetooth connection Make sure that the speaker is within 30 feet from your mobile device, 1.Press button until hear a rising tone and LED indicator fast blinking blue. 2. Go to the Bluetooth settings on your mobile device,search and select C4 Ultimate BT Speaker from the list. 3.Once paired,the LED indicator turns blue. Note:

When powered on, the speaker automatically reconnects to the last mobile device it was connected to. (The speaker can memorize maximum of 8 paired devices). The speaker will automatically shut down after 10 minutes in pairing mode if no devices are paired for power saving. Charging port AUX input Charging 1.Before first time use,fully charge the built-in battery. 2.Connect the Type-C Cable (included) using the DC IN port on the speaker and a USB port on a computer or USB AC Adapter. LED Indicator Red LED flashes(on 0.5 second, off 0.5second) Under 7.2V (30%) : the first white LED Flashes 7.2v-7.8v ( 30%-70%) : the second white LED flashes Above 7.8V (70%) : the third white LED flashes Under Charging Battery Status Low battery(<20%) Low battery(<10%) Three white color LED turns on Full charged TWS (True Wireless Stereo) Function The TWS technology enables you to use two speakers pairing via Bluetooth to create a wireless dual-channel system to deliver true stereo sound effect. TWS connection operation 1.Place the two speakers near each other (the distance should not be over 30 feet). 2.Power on the two speakers, double click the on one speaker as MASTER speaker (playback left channel), the LED indicator fast blinking blue then the two speaker will pair to each other automatically (The other speaker will be as SLAVE speaker and playback right channel) 3.Once paired, Master and slave speaker Blue LED stay on button Listening to music from external audio source 1.Power on the speaker. 2.Using the AUX Cable (3.5mm), connect your external device to AUX-in port on speaker. 3.It will automatically turn to AUX-in mode,the LED Indicator turns solid green. Note: Under AUX-IN mode, skip songs and speakerphone function are not usable. Sound mode Double click the play/pause button to change the sound mode The LED indicator slowly flash White in outdoor mode, the LED indicator keep solid White in indoor mode. Remark: This speaker's default mode is indoor. Disconnect the TWS connection Press button on one of the speaker simultaneously until LED Indicator fast blinking White to disconnect the TWS connection. Mode Change Button : Outdoor/Indoor TF card reader (micro SD card) Insert your TF card into the port, the speaker will automatically turn to TF card reader mode and play the MP3 music store in the card. IPX5 Water-Resistant Feature This Speaker is IPX5 Water-Resistant for rainfall, spills, or water jets, but do NOT submerge it in water or liquids. IMPORTANT Note : To ensure the speaker can be water resistant, remove all the cable connections and close the port protection cover tightly. Reset the speaker: If the function of buttons arent working, disconnect the charging cable, place a small pin(<3mm) into the reset key and hold it for 2 seconds until the LED light off. Bluetooth 5.0 +TWS Suport: A2DPV1.2;AVRCPV1.4GAVDPV1.2;

AVDTPV1.2;SPPV1.2;AVCTPV1.2 Wireless work distance:30 feet Output Power: 30W Driver Unit: Diameter 93 mm outside mangnet ,4ohm, 20W*2 Frequency response: 90Hz20KHz Signal-to-noise ratio: 75DB Battery type: Lithium-ion7.4V/2600MAH(2*2600mah) DC input voltage/current: TYPE C DC 5V/2000MA Playtime: 2-8 hours (varies by volume level and content) Battery charge time: 3-4 hours Dimensions: 13.22 x 5.35 x 4.17 inches Weight: 4.85 lbs Caution Keep the speaker and its accessories away from the reach of kids as they might cause a choking hazard. Keep the speaker away from fire, water, liquids, extreme heat and strong magnetic fields. Do NOT use this speaker at high volume for extended periods, as this may cause permanent hearing damage or loss. Do NOT drop or knock the speaker on hard surfaces. Do NOT use chemicals or detergents to clean the speaker. Do NOT scrape the surface with sharp objects. Do NOT make unauthorized alterations to this product. Troubleshooting Cannot Power On Charge the speaker and make sure it has enough battery Cannot connect with the device Please check the following:

The Bluetooth device supports A2DP profile The Speaker is within 30 feet from the device. The Speaker is in pairing mode, the LED indicator blinking blue. Music Control Play/Pause Volume UP Volume Down Next track Previous track Switch Bluetooth mode/Aux-in modeClick Click Click Click Press and Hold Press and Hold Speakerphone(in Bluetooth Connection) Answer an incoming callClick Reject an incoming callPress and Hold End the current callClick Redial last-called number Press and Hold Bluetooth Disconnection Press buttons simultaneously until LED Indicator fast blinking blue to disconnect the current connected device, and go into new Bluetooth-paring mode. No Sound Make sure the music volume is at audible level on both your device and speaker. Make sure your device is successfully paired with the speaker, the LED indicator turn solid blue. Poor sound quality Move the device closer to this Speaker or remove any obstacle between them. 5 6 7 8 9 FCC Statement 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. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: 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 installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

FCC ID: Q8W-BT217 Page 1 of 1 Report No.: CTL2310317011-WF FCC ID Label Information Label location:

Bluetooth Speaker Model: BT217 FCC ID: Q8W-BT217 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.

Antenna Describe Antenna Antenna Gain Frequency Range Connector Type PCB 0dBi 2.4Ghz-2.483Ghz Direct Location of mearement(company SHENZHENSHIXINZHONGXN name) TECHNOLOGY.CO.,LTD 2External View Drawing Picture of antenna Manufacturer: SHENZHEN FEIMIN TECHNOLOGY CO.,LTD. Address: Building C, Hengnan 1st Road, Gushu Community, Xixiang Street, Baoan District, Shenzhen City, Guangdong Province 3Measurement Result 3.1 Return Loss (S11 ) 3.2 Smith Chart 3.3 Gain

SHENZHEN WEIKING TECHNOLOGY CO.,LTD No.142 ZhangGe Road, ZhangGe Community, FuCheng Street, LongHua District, Shenzhen, GuangDong, China Date2023/12/06 Product Model Number: BT217 FCC IDQ8W-BT217 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following:

Testing Approval applications and procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. By:

Contact Listed on FCC Wesbite Title: General Manager Email: sales10@weiking.cn Telephone: 86-755-33869869 On behalf of: SHENZHEN WEIKING TECHNOLOGY CO.,LTD Effective Date: April 2, 2020 Revision Date:

QSF 7.6.4-8 Agent Authorization Letter Template Revision: 0 Page 1 of 1

Address: No.142 ZhangGe Road, ZhangGe Community, FuCheng Street, LongHua District, SHENZHEN WEIKING TECHNOLOGY CO.,LTD Shenzhen, GuangDong, China Date: 2023-12-06 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing SUBJECT: FCC Application for FCC ID: Q8W-BT217 To Whom It May Concern:

SHENZHEN WEIKING TECHNOLOGY CO.,LTD certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing covered equipment. Sincerely, Signature:

Date: 2023-12-06

Address: No.142 ZhangGe Road, ZhangGe Community, FuCheng Street, LongHua District, SHENZHEN WEIKING TECHNOLOGY CO.,LTD Shenzhen, GuangDong, China Date: 2023-12-06 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing SUBJECT: FCC Application for FCC ID: Q8W-BT217 To Whom It May Concern:

SHENZHEN WEIKING TECHNOLOGY CO.,LTD certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Signature:

Date: 2023-12-06

SHENZHEN WEIKING TECHNOLOGY CO.,LTD No.142 ZhangGe Road, ZhangGe Community, FuCheng Street, LongHua District, Shenzhen, GuangDong, China Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: Q8W-BT217 To Whom It May Concern, Date: December 6, 2023 Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR 2.803 and the importation rules in Title 47 CFR 2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s);

External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: Li Guicai Title: General Manager

SHENZHEN WEIKING TECHNOLOGY CO.,LTD U.S. Agent Designation for Service of Process

(Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTENTION: FCC Certification Section 2.911(d)(7) Information Designated U.S. Agent Company Name: Baihetian Innovative Solutions FRN: 0033401605 Contact Name: Kenneth Young Street Address: 6837 Chase Rd City/Province/Zip: Dearborn, MI 48126 Telephone No: 313-395-3113 Email: ken.young@baihetiansolutions.com This letter is to confirm that we (the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature:

Date: Dec. 06, 2023 Signed by (Printed Name/Title): Kenneth Young/Manager The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: SHENZHEN WEIKING TECHNOLOGY CO.,LTD Grantee Code: Q8W FCC ID: Q8W-BT217 FRN: 0031650278 Contact Name: Li Guicai Street Address: No.142 ZhangGe Road, ZhangGe Community, FuCheng Street, LongHua District, Shenzhen, GuangDong, China Telephone No: 86-755-33869869 Email: sales10@weiking.cn Applicant Signature:

Date: 2023.12.06 Signed by (Printed Name/Title): Li Guicai / General Manager