Open Box: Cel-Fi GO X is the perfect solution for anyone looking to increase their mobile coverage and stay connected no matter where they are. This device from waveform.com is designed to boost LTE signals for up to 10,000 sq. ft., making it ideal for those who need reliable coverage in remote areas. It's easy to install, with no external antenna or cabling required, and its advanced technology ensures that your signal is always strong and secure. With Cel-Fi