<blockquote id="m68pp"></blockquote>
    <ruby id="m68pp"></ruby>
    <style id="m68pp"></style>

  • <rt id="m68pp"></rt>
  • 国产少妇偷窥自拍,国产成人无码A片免费看,av超碰,人人妻人人狠人人爽,久久久久久亚洲精品成人,免费人妻无码不卡中文字幕系,人人玩人人添人人澡超碰,宝贝腿开大点我添添公口述视频
    Hotline:400-880-1556

    English




    Bluetooth headset FCC-ID testing standard——ZRLK

    Author:中認聯科 time:2021-01-04 Ctr:2499

    Bluetooth headsets, as the name suggests, apply Bluetooth technology to hands-free headsets, allowing users to avoid the annoying wires and talk easily in various ways. Since the advent of Bluetooth headsets, it has been a good tool for mobile business people to improve efficiency. The sales volume of Bluetooth headsets in the domestic market is increasing year by year, and the development in the international arena is also good, but if you want to export to the United States and make your own products sell well, you must conduct FCC-ID testing!

    image.png

    The main requirements of FCC ID test for Bluetooth headset

    1. Requirements: 1Mbps, 3Mbps high, middle and low three frequency points

    2. Setting: RBW = 1 MHz, VBW ≥ RBW, Span=0

    3. Dwell time: Once the pressure enters the range of the stable error band, the controller starts a timer to count the user-defined time, which is called the dwell time, for wireless products such as Bluetooth headsets , The FCC must be very strict with regard to the methods and methods of control.

    FCC ID certification recognition

    FCC ID certification is applicable to more than 50 states in the United States, Colombia and the United States.

    Technical data required for Bluetooth headsets for FCC-ID certification

    1. 731 application form;

    2. FCC ID number;

    3. FCC authorization letter and FCC confidentiality letter;

    4. Block diagram, circuit diagram;

    5. Line description;

    6. Instruction manuals, technical specifications and other materials.

    Bluetooth headset FCC ID certification test project

    According to the different Bluetooth version, the current Bluetooth version is divided into V2.0, V2.1, V3.0 and V4.0. Most chips like to use CSR chips. The manufacturer needs to provide engineering prototypes and fixed-frequency control software for Bluetooth testing.

    Specific test items include:

    1. RF power test includes two aspects at the same time: conducted power and radiated power.

    2. 20db bandwidth.

    3. Frequency range, to see if it falls within the specified frequency range, namely: 2402-2480MHz.

    4. Radiation test requires 20 times frequency test.

    5. BE test, that is, off-band stray test.

    6. Conducted stray test

    7. Launch time test.

    image.png

    For Bluetooth headset FCC-ID testing, please contact our company ZRLK. We will provide you with professional and efficient testing and certification services with favorable prices and good service. If you have other products that need to go through FCC-ID testing, please provide us with product pictures and specifications. We will provide the corresponding cycle, quotation and specific plan according to your product. Welcome to inquire!

    Related Articles
    • Heavy update! EU REACH tightens again, and hydrogenated terphenyls is about to be restricted

    • Heavy notice: SASO Type-C regulations are extended to May 1, 2026

    • Urgent notice | IEC 62133-1: 2026 released! The safety standard of nickel battery has been updated for the first time in nine years, and export enterprises must see it!

    • Get This "Passport", and Your Wireless Mouse Can Be Legally Sold in Japan

    Follow Us
    主站蜘蛛池模板: 99久久国产福利自产拍| 亚洲色诱惑| 久久精品韩国日韩精品| 国产日韩精品一区二区在线观看播放| 人妻少妇偷人无码视频| 热久久美女精品天天吊色| 狠狠噜天天噜日日噜视频跳一跳| 午夜亚洲www湿好爽| 亚洲一区中文字幕第十页| 亚洲国产精品综合久久网各| 国产欧美另类久久久精品丝瓜| 成人亚洲网站www在线观看| 日本一区二区三区专线| 亚洲成人第一网站| t=&tags=%E5%90%8E%E5%85%A5%E9%AA | 亚洲日韩第九十九页| 欧美影院成年免费版| 尤物国精品午夜福利视频| 92久久精品一区二区| 亚洲精品美女久久久久99 | 光棍天堂在线手机播放免费| 国产精品一区中文字幕| 2021久久精品永久免费| 国产一区二区二三区| 一区二区三区精品视频免费播放| 欧美成人精品a∨在线观看| 中文字幕精品人妻丝袜| 精品三级| 99久久精品久久久久久婷婷| 无码人妻AⅤ一区二区三区三级| 四虎8848a成人亚洲五品| 午夜福利十八周岁成人| 国产成人精选视频在线观看不卡| 国产欧美综合在线观看第十页| 亚洲欧美精品午睡沙发| 91干逼网| 无码成年性午夜免费网站蜜蜂 | 国产人妻人伦精品婷婷| 久久精品国产福利国产秒拍| 国产精品自在线拍国产| 久久69国产精品久久69软件|