Samsung has customized the interface with its TouchWiz UX software.

The Galaxy Tab 4 7.0 is available in WiFi-only, 3G & Wi-Fi, and 4G/LTE & WiFi variants.

Storage ranges from 8, 16, or 32 GB depending on the model number, with a microSDXC card slot for expansion.

USB OTG is only supported by the LTE version of the Samsung Galaxy Tab 4 7.0.

It is called the Samsung Galaxy Tab 4 Nook; it was launched and released for $199 on 21 August 2014.