The T-Mobile Sonic 4G Mobile HotSpot is T-Mobile's fastest Mobile HotSpot, enabling customers to connect and share on-the-go mobile broadband access to any portable WiFi-capable device on T-Mobile's 4G Network from virtually anywhere. With the ability to create an on-the-go mobile broadband hub for multiple WiFi-enabled devices, the T-Mobile Sonic 4G Mobile HotSpot makes it possible for T-Mobile customers to access the company's fastest 4G network using a tablet, portable music player, gaming console, PC, and eReader; among other devices. As an added convenience, the T-Mobile Sonic 4G Mobile HotSpot comes equipped with a microSD card slot for up to 32GB of expandable memory. Manage access to files for sharing photos, documents, videos, and more. The high-speed device features a convenient OLED display that indicates signal strength, number of devices connected, number of unread text messages, connectivity to the internet, battery level, and network connection type.