TWS adopts a bilateral working mode, which enables wireless headsets to achieve true stereo sound. It not only allows the wireless headset to play the sound on the left and right channels, but also achieves stability and low latency, making people feel like they are on the scene. However, if such products want to be exported to the EU market, CE certification is required.

VR glasses are VR head-mounted displays and virtual reality head-mounted display devices, which mainly close people\'s vision and hearing from the outside world, and guide users to have a feeling of being in a virtual environment. However, in general, FCC certification is required for such products to be exported to the US market.

WIFi routers, commonly known as \"wireless routers\", are also called wireless signal transmitters, attracting the simultaneous use of terminal devices such as wireless network cards. The limited network signal is converted into a wireless signal through the WiFi wireless router, which can be received by the supporting technology-related computer, mobile phone, pda, etc. As long as you connect a WiFi router, you can achieve wireless Internet access for WiFi devices. But generally, if you want to sell this kind of wifi products in the domestic market, you need to apply for the SRRC certification test report.

On November 24, 2021, the European Commission published Commission Regulation (EU) 2021/2045 in the Official Journal of the European Union, amending items 4 to 7 of the four phthalate substances in Annex XIV (List of Authorized Substances) of the REACH Regulation (DEHP, BBP, DBP and DIBP) exemption clauses. The regulation will take effect on the 20th day from the day it was published in the Official Journal of the European Union.

On November 22, 2021, the European Union issued the (EU) Regulation 2021/2030 in its official gazette, adding the restriction clause of item 76 of Annex XVII of REACH Regulation on N,N-dimethylformamide, and officially reducing N,N -Dimethylformamide is included in the REACH regulatory restriction list. The regulations will come into effect on the 20th day after the official gazette is published and will be directly applicable to all member states.

On November 16, 2021, the European Commission issued an Implementation Resolution (EU) 2021/1992, updating the harmonized standards referenced by the Toy Safety Directive 2009/48/EC. This update involves four toy safety standards, EN 71-2, EN 71-3, EN 71-4 and EN 71-13. The new harmonized standard will come into effect as of the date of publication, and the previous version will be withdrawn on May 15, 2022.

?The walkie-talkie is a two-way mobile communication tool. You can make calls without any network support. There is no call charge. It is suitable for relatively fixed and frequent calls. But generally, if you want to export this kind of products into the Japanese market, you need to apply for the Japanese TELEC certification.

Data collector, also known as inventory machine, handheld computer. It is a terminal computer device that integrates barcode scanning device, RFID technology and data terminal, with a battery that can be operated offline. Generally, if this kind of product wants to be sold on the Chinese market, it is necessary to apply for SRRC certification. However, in order to avoid detours in the process of applying for SRRC certification, generally businesses will conduct SRRC pre-test before doing SRRC certification.