Know the information on the 4G coverage. Know more about the 4G coverage in many locations and details about the 4G coverage and about the 4G providers like Sprint and Clear.
(此句的中文和英文内容基本一致，翻译为：了解有关4G覆盖的信息。更多了解许多地点的4G覆盖情况，以及有关4G覆盖的详细信息和像Sprint与Clear这样的4G提供商的信息。)