In order to ensure the safety of air transportation and meet the customers\' needs for the transportation of goods containing lithium batteries, in accordance with the relevant provisions of the International Air Transport Association \"Dangerous Goods Regulations\", the operating specifications for rechargeable lithium batteries, namely UN38.3 testing, have been formulated.

Before communication terminal equipment and wireless products can be legally sold in these countries, they must be tested and approved according to the RED directive, and they must also have the CE-mark. Wireless remote control products must meet the requirements of the RED Directive REDEU (Note: On May 22, 2014, The Radio Equipment Directive (REDEU) was officially announced in the Official Journal of the European Union (OJ) and became effective on June 12, 2014. The The Directive will replace the Radio and Telecommunications Terminal Equipment Directive (R&TTE Directive). Member States should transform the Directive into Member States’ laws before June 12, 2016, and the original R&TTE Directive EC) will be repealed accordingly. June 13, 2016 Member States should adopt the New Radio Equipment Directive (RED); from June 13, 2017, products that comply with the old R&TTE Directive will not be allowed to be sold on the EU market.)

MIC certification is commonly known as TELEC certification, and Japan Amazon will call it Giteki certification. They are all the same certification, but the name is different. TELEC certification is the radio law. Exporting to Japan with Bluetooth/WIFI and other wireless devices must do this certification before exporting.

The full name of 3C certification is \"Compulsory Product Certification System\". It is a product conformity assessment system implemented by the Chinese government in accordance with laws and regulations to protect consumers\' personal safety and national security, strengthen product quality management. The so-called 3C certification is China\'s compulsory product certification system, the English name is China Compulsory Certification, and the English abbreviation is CCC.

EMC testing is also called electromagnetic compatibility (EMC), which refers to the comprehensive evaluation of the electromagnetic field interference (EMI) and anti-interference ability (EMS) of electronic products. It is one of the most important indicators of product quality. The measurement of electromagnetic compatibility The test site and test equipment are composed. The purpose of EMC testing is to detect the influence of electromagnetic radiation generated by electrical products on the human body, the power grid in public places and other electrical products that work normally.

China Quality Certification Center (English abbreviation CQC) is a professional certification body approved by the national competent authority. CQC and its branches at home and abroad are China\'s earlier authoritative certification bodies for certification work. Over the past decades, they have accumulated rich certification work experience and achieved outstanding results in various businesses. The CQC mark certification is one of the voluntary product certification services carried out by the China Quality Certification Center. The application of the CQC mark indicates that the product meets the relevant certification requirements for quality, safety, performance, electromagnetic compatibility, etc.

Bluetooth speaker is an important entertainment facility in daily life. Because it can transmit wirelessly, it has a broader market than traditional wired speakers.As my country’s Wireless Commission stipulates that “all wireless products sold in my country need to be SRRC certified”, Bluetooth speakers need to be SRRC certified, that is, radio product type approval certification, before they are sold in the market.

The CB system is an international system operated by the \"International Electrotechnical Commission Electrotechnical Product Qualification Testing and Certification Organization\" (IECEE). The certification bodies of each member country of IECEE test the safety performance of electrical products based on the IEC standard.