<track id="kauol"><label id="kauol"><th id="kauol"></th></label></track>

    1. <acronym id="kauol"><var id="kauol"></var></acronym>

    2. <nav id="kauol"><menu id="kauol"></menu></nav>
      <abbr id="kauol"></abbr>
      <bdo id="kauol"><code id="kauol"></code></bdo>
        亚洲中文字幕无线,久久久人妻,国产成人精品一区二区无,亚洲自拍偷拍福利小视频,白人久久,又粗又猛又黄又爽无遮挡,毛片24种姿势无遮无拦,а天堂中文最新一区二区三区
        Hotline:400-880-1556

        English




        SRRC certification for Bluetooth loudspeakers——ZRLK

        Author:中認聯科 time:2021-10-11 Ctr:2562

        Bluetooth loudspeaker, as the name suggests, this loudspeaker is transmitted by Bluetooth signal. It is composed of two parts, one is the transmitter on the hand, and the other is the receiver, which is mainly used in the teaching field. The teacher uses the lecturer in his hand to send a Bluetooth signal during teaching to achieve the purpose of amplifying the sound. However, in general, this kind of Bluetooth device needs to be certified by SRRC if it wants to be sold on the market.

        What is SRRC certification?

        SRRC certification is a mandatory wireless certification in China. Name: China Radio Transmission Equipment Type Approval Certificate. It is a compulsory certification for electronic products with wireless, Bluetooth, and transmitting frequency. It is tested by a national designated laboratory and certified by the national laboratory.

        image.png

        SRRC is a mandatory certification requirement of the State Radio Regulatory Commission. Since June 1, 1999, the Ministry of Information Industry of China has mandated that all radio component products sold and used in China must obtain radio type approval certification.

        The main test content of SRRC certification of Bluetooth loudspeaker

        Since the radio transmission power supported by different products is different, the required detection content also needs to be developed in a targeted manner.

        Test items: transmit power, spectrum range, frequency tolerance, bandwidth, spurious radiation, etc.

        Certified product types: public mobile communication equipment, wireless access systems, private network equipment, microwave equipment, satellite equipment, radio and television equipment, 2.4GHz/5.8 GHz wireless access equipment, radar and other radio transmission equipment.

        If there are individual types that are not included, the test can also be prepared with reference to the above similar equipment.

        Information to be prepared for SRRC certification application of Bluetooth loudspeaker

        1. Application form (two copies);

        2. Power of attorney (two copies);

        3. Business license

        4. The number of prototypes depends on different products, of which three to five are required to lead out the RF cable (ie, radio frequency port or SMA port);

        5. The customer’s ISO certificate or company profile and company capability description;

        6. Product specifications, circuit diagrams, manuals, block diagrams, operating instructions, etc.;

        7. Antenna Peak Gain and Antenna pattern;

        8. Test direction (Test direction);

        9. The company's business license (annual inspection cannot expire)

        10. Three color photos of EUT (must include each interface and each side);

        11. Frequency channel comparison table (only if there are many working channels, such as DSSS or FHSS working methods)

        Bluetooth speaker SRRC certification process

        1. Sign the contract;

        2. Send samples, fill in the information, and arrange the down payment;

        3. Review the information;

        4. Arrange for testing in the laboratory, if the test fails, rectification is required;

        5. A draft report will be issued after passing the test;

        6. To confirm that there is no error, issue a formal report and submit it to the committee for review and issuance;

        7. Pay the balance;

        8. Give a formal certificate report.

        image.png

        Please contact our company ZRLK for SRRC certification of Bluetooth loudspeakers. We will provide you with professional and efficient testing and certification services, with favorable prices and courteous service. If you provide us with product pictures and specifications, we will give us the corresponding cycle, quotation and specific plan according to your product. Welcome to inquire!

        Related Articles
        • Mandatory EU Market Access: Practical Guide to CE Certification for Car Power Supplies

        • Accelerate Localization: CCC Certification Manual for Massage Gun Batteries

        • Compliant Development of Lithium Batteries: Key Points & Core Value of CB Certification

        • Uphold Product Safety: Full CCC Certification Process for Tablet Batteries

        Follow Us
        主站蜘蛛池模板: 国产成人精品视频不卡| 德格县| 免费人成A片在线观看网站| 国产人成精品一区二区三| 热国产综合| 2020国产精品香蕉在线观看| 国产初高中生在线视频| www.熟女| 亚洲自拍色综合| 军婚撩人六叔放肆宠好看吗| 午夜精品久久久久久| 国产精品无码a∨麻豆| 日韩亚洲国产精品一区| 亚洲人妻精品无码| 国产精品无码AV在线播放| 日韩精品亚洲人成在线播放| 精品国产美女福到在线不卡| 亚洲制服丝袜一区二区三区| 午夜精品区| 人妻系列无码专区无码中出 | 免费的黄网站精品久久| 亚洲精品另类有吗中文字幕 | 99久久成人亚洲精品观看| 亚洲精品国产成人无码区在线| 九九免费成年人在线观看| 欧美人成片免费看视频| 国产精品无码2021在线观看| 久久久噜噜噜久久| 曰韩精品无码一区二区三区视频| 精品一区二区三区在线观看l| 亚洲va一区二区三区视频 | 国产一区二区亚洲精品| 一区二区三区四区五区黄色| 亚洲av日韩在线资源| 日本丝袜制服在线| 麻豆国产精品视频| 丁香五月网| 成人av中文字幕在线播放| 国产亚洲中文字幕久久网| 国产一区二区四区不卡| 国99久9在线 | 免费|