The 增加ig粉絲 Awards: The Best, Worst, and Weirdest Things We've Seen

https://writeablog.net/i5zxolz459/with-many-methods-to-publicize-your-home-based-organization-and-internet-site

Even cables with designed-in repeaters usually allow for an external power supply to be hooked up. This can be just a bit further defense for your personal signal and may be a good idea depending on the circumstance