FCC ID: 2A5TA-K12 Karaoke sound system

handhled audio microphone Function introduction 1.Short press once to decrease the volume and long press the previous song. 2.Manually switch playback mode, Bluetooth/TF card /U disk, etc. 18. You can connect the Bluetooth audio through the phone, open the Bluetooth with the phone, Bluetooth search product "K12", click on the connection, the audio will be ticking sound that has been connected. Operation manual 10 13 14 15 16 17 11 12 3.Short press the volume once, and long press one song. 4. hort press toggle LED lighting effect, long press for 2 S seconds to turn off LED lighting effect. 5.Long press for three seconds to power on/off, short press play/pause, double-click to turn on/off couplets. 6.Short press to turn on/off the original sound. 7.on and on, and short press once to mute the micr o phone.on and on, and short press once to mute the microphone. 8.Short press Microphone Volume Plus, double-click Reverb Plus. 9.Short press the microphone volume down, double-

click the reverb to decrease. 10.Short press to cancel the original sound on/off, long press to switch the magic sound. 11.Microphone indicator, blue light flashing in unconnected state, blue light is always on when connected successfully, red light is on when charging, and red light is off after full charge. 12.Microphone Type-C 5V charging port. 13.Headphone jack. 14.TF card slot, insert files with MP3 audio class automatically switch to TF mode. 15.Audio Type-C 5V charging interface. 16.USB socket, insert files with MP3 audio class automatically switch to USB mode. 17.Audio indicator, blue light flashing in unconnected state, blue light is always on when connected successfully, red light is on when charging, and red light is off after full charge. Specifications Output power: 5W Input signal: 42DB Battery: high-performance large-capacity lithium battery Charging voltage: DC5V Fr equency range: 90Hz-18KHz Power supply mode: DC charging and built-in battery Key features It adopts a high-reduction electroacoustic syst em 3.7V high performance batter y Strong sound penetration and wide coverage Super MP3 audio decoding technology Full digital audio processing, clear sound quality, high sensitivity 2 3 Warranty card Service & Warranty Handling of common issues Charging connection diagram Product model Customer name Contact number Customer address Date of purchase Product Information Product Name: Pocket K song audio Executive standard: GB-T9254.1-2021 Warranty Service Terms:

1.If the product has any functional problems, it can enjoy warrantyservice, and the warranty period is 12 months. 2.Man-made damage, breakage, artificial scratches,those without warranty cards are not covered by the warranty. 3.The customer must fill in all the necessary information

(such as customer name, address, telephone number, date of purchase, etc.). 4.We are responsible for the repair costs incurred during the warranty period, and we are not responsible for frei-

ght and other costs. 5.Warranty service requires a warranty card and operation according to the requirements to be guaranteed, other-

wise there is no warranty. 6.This product complies with the radio management regu-

lations and technical standards of the People's Republic of China. Tips This product is sold without a power adapter, if the power adapter is used for power supply, it should be purchased to use a power adapter that has obtained CCC certification and meets the requi-

rements of the standard. Batteries must not be exposed to condi-

tions such as sunlight, fire or similar overheating, and should only be replaced with the same type of battery if there is a risk of explo-

sion if the battery is not replaced properly. 1.If the indicator does not light up after turning on, please check whether the speaker power is sufficient,or connect the speaker to the 5V/1A power supply for charging, the charging time is about 3-4 hours. 2.There is no sound from the microphone, it may be that the power is not turned on, the mode is incorrect, or the volume is not adjustedPlease adjust the microphone volume. 3.If the speaker does not have reverb, it may be that the reverb switch is off, please turn on the reverb switch. 4.If there is noise in the microphone, it may be due to am-

bient noise, signal interference, microphone too close to the speaker, etc., please re-adjust the direction of the mic-

rophone. 5.If Bluetooth playback is interrupted, it may be because the Bluetooth distance is too far, or there is an obstacle between the mobile phone and the amplifier,which affe-

cts the transmission of the signal, please approach the connected mobile phone and avoid the obstacle. 6.If Bluetooth cannot be connected, it may be because the distance is too far, there are obstacles, or it is connected by other mobile phones, please approach the phone to avoid obstacles and disconnect the phone. 7.If it cannot be charged, check whether the charger is nor-

mal, and whether the red indicator light of the charging port is lit when the speaker is charging. Computer USB charging On-board USB charging 7 6 5 4 60*80mm 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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. The device has been evaluated to meet general RF exposure requirement.

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C5266091_X24_Ed.2 Attestation Statements TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules for covered telecommunications equipment and video surveillance equipment produced by entities identified on the Commissions Covered List1, which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) that prohibit equipment authorization Applicant Company name: Shenzhen Zhengyun Technology Co., LTD Grantee Code:

FCC ID:

FRN:

Contact Name: Wei Zeng Address:

2A5TA 2A5TA-K12 0032132292 Telephone No:

Fax No:

Email:

Product Name:

Model Number:

Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China

+8613728924286

285748074@qq.com Karaoke sound system K12, K36, K38, K28, K50, K60, K11, K6, K16, K35, V520, C10, C21, C18, S18, S16, F18, Q22, Q21, K1, K2, K3, K5, K8, K9, K22, K21, K23, K26, K27, K17, K30, M3, KTS-1265, CS-

4409, HY-3317, LY-3313, CS-4407, LY-3311, AM-2301, JM-336, ABS-2661, JM-838, ABS-

3202, PK-501, JBK-S1, V8, JBK-S5, ZQS-1430, ZQS1431, KTS-1335, M36, M18, WS858, WS858L, WS858PRO, JQS4402, PK-15, PK-16, LT-899, ZQS-4239, D1801, Y2, B153, C20, C20PLUS, H2, M19, H6, T33, LS-T6, CS-4412, TTD-8257, CS-4410, LY-3310, KTS-1553, ZQS8139, K2, SXQF-284A, SXQF-285B, SXQF-286C, Y5, XY-751, ZX800, K18, Q3, B155, RM-S576, ZX-03, Y1, CS-4409, D1801, ZX-01, M8, KTS-1266, ABS-2408, RX-4207C, RX-

4207A, RX-7301, RX-6248, RX-7201B, RX-6217, RX-6219, RX-6245, RX-6268, ZQS4235, ZQS8211, NDR-Q68, NDR-2680, MD4-0808, KSC-689, CS-4407, ABS-2408, ABS-1406, D56, GTS-1839, ZQS8211, ZQS4270M, CS-4410, ABS-1402, JBW-3326, JBW-525, P2961, M8, CXT-01, B1, A3, A5, DR58, DR80, P2970, Pro6, M16PRO, M15, M15Pro, M16, M17, M17Pro, K6, K5, K3 i. ii.

[Shenzhen Zhengyun Technology Co., LTD ] (the applicant) 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. The applicant must sign this certification.

[Shenzhen Zhengyun Technology Co., LTD ] (the applicant) certifies that, as of the date of the filing of the application, the applicant is not (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing covered equipment. The applicant must sign this certification.

[Shenzhen Zhengyun Technology Co., LTD ] (the applicant) 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 . 1 The Commissions Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commissions website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes covered equipment. https://www.fcc.gov/supplychain/coveredlist 1/1 C5266091_X24_Ed.2 Name: Wei Zeng Date: January 23, 2024 Title: General manager Signature of applicant:

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Shenzhen Zhengyun Technology Co., LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject: Request for Confidentiality FCC ID: 2A5TA-K12 To Whom It May Concern, C5266091_X10_Ed.2 Date:

2024-01-23 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 ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No No No NOTE 1 NOTE 1 No No Short-Term Confidentiality NOTE 2 No No No No No 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. 1/1 C5266091_X10_Ed.2 Date: January 23, 2024 Sincerely, Name: Wei Zeng Title: General manager Signature of applicant:

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Shenzhen Zhengyun Technology Co., LTD Product Similarity Declaration Product name:

Model name:

FCC ID:

Karaoke sound system K12, K36, K38, K28, K50, K60, K11, K6, K16, K35, V520, C10, C21, C18, S18, S16, F18, Q22, Q21, K1, K2, K3, K5, K8, K9, K22, K21, K23, K26, K27, K17, K30, M3, KTS-

1265, CS-4409, HY-3317, LY-3313, CS-4407, LY-3311, AM-2301, JM-336, ABS-2661, JM-838, ABS-3202, PK-

501, JBK-S1, V8, JBK-S5, ZQS-1430, ZQS1431, KTS-

1335, M36, M18, WS858, WS858L, WS858PRO, JQS4402, PK-15, PK-16, LT-899, ZQS-4239, D1801, Y2, B153, C20, C20PLUS, H2, M19, H6, T33, LS-T6, CS-

4412, TTD-8257, CS-4410, LY-3310, KTS-1553, ZQS8139, K2, SXQF-284A, SXQF-285B, SXQF-286C, Y5, XY-751, ZX800, K18, Q3, B155, RM-S576, ZX-03, Y1, CS-4409, D1801, ZX-01, M8, KTS-1266, ABS-2408, RX-

4207C, RX-4207A, RX-7301, RX-6248, RX-7201B, RX-

6217, RX-6219, RX-6245, RX-6268, ZQS4235, ZQS8211, NDR-Q68, NDR-2680, MD4-0808, KSC-689, CS-4407, ABS-2408, ABS-1406, D56, GTS-1839, ZQS8211, ZQS4270M, CS-4410, ABS-1402, JBW-3326, JBW-525, P2961, M8, CXT-01, B1, A3, A5, DR58, DR80, P2970, Pro6, M16PRO, M15, M15Pro, M16, M17, M17Pro, K6, K5, K3 2A5TA-K12 We (Shenzhen Zhengyun Technology Co., LTD ) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), except for differences model name. Name: Wei Zeng Date: January 23, 2024 Title: General manager Signature of applicant:

C5266091_X8_Ed.1 Letter of Authorization Shenzhen Zhengyun Technology Co., LTD Company name:

Address:

Product Name:

Model Number:

Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Karaoke sound system K12, K36, K38, K28, K50, K60, K11, K6, K16, K35, V520, C10, C21, C18, S18, S16, F18, Q22, Q21, K1, K2, K3, K5, K8, K9, K22, K21, K23, K26, K27, K17, K30, M3, KTS-1265, CS-4409, HY-3317, LY-3313, CS-4407, LY-3311, AM-2301, JM-336, ABS-2661, JM-838, ABS-3202, PK-501, JBK-S1, V8, JBK-S5, ZQS-1430, ZQS1431, KTS-1335, M36, M18, WS858, WS858L, WS858PRO, JQS4402, PK-15, PK-16, LT-899, ZQS-4239, D1801, Y2, B153, C20, C20PLUS, H2, M19, H6, T33, LS-T6, CS-4412, TTD-8257, CS-4410, LY-3310, KTS-1553, ZQS8139, K2, SXQF-284A, SXQF-285B, SXQF-286C, Y5, XY-751, ZX800, K18, Q3, B155, RM-S576, ZX-03, Y1, CS-4409, D1801, ZX-01, M8, KTS-1266, ABS-2408, RX-4207C, RX-4207A, RX-7301, RX-6248, RX-7201B, RX-6217, RX-6219, RX-6245, RX-6268, ZQS4235, ZQS8211, NDR-Q68, NDR-2680, MD4-0808, KSC-689, CS-4407, ABS-2408, ABS-1406, D56, GTS-1839, ZQS8211, ZQS4270M, CS-4410, ABS-1402, JBW-3326, JBW-525, P2961, M8, CXT-01, B1, A3, A5, DR58, DR80, P2970, Pro6, M16PRO, M15, M15Pro, M16, M17, M17Pro, K6, K5, K3 FCC ID: 2A5TA-K12 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: Wei Zeng Date: January 23, 2024 Title:

General manager Signature of applicant:

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US Agent for Service of Process LETTER OF ATTESTATION TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process:

Company name: AOCE Corporation Inc. FRN: 0033401381 Contact Name: Johnson.wang Address: 6547 N Academy Bivd #2266 , Colorado Springs , CO, 80918 United States Telephone No: +1-346-582-5234 Email: wwbj2008@126.com Applicant:

Company name: Shenzhen Zhengyun Technology Co., LTD Grantee Code: 2A5TA POG.ID; 2ASTA-K12 FRN: 0032132292 Contact Name: Zengwei Address: Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Telephone No:

Fax No: /

Email: 285748074@qq.com Shenzhen Zhengyun Technology Co., LTDcertifies that, as of the date of this filing of the application with the TCB, [AOCE Corporation Inc.] is our designated US agent for service of process for the above referenced FCC ID. Shenzhen Zhengyun Technology Co., LTDaccepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [AOCE Corporation Inc.] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. Date: 2024.1.23 Applicants Name: Shenzhen US Agent's Name: = AOCE Corporation Inc. Zhengyun Technology Co., LTD 6% ON Title: CEO Title: CEO - if S\N Signature: ZEN" WE Signature: Onsen Wa OTTO. ;

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