The device has a standard memory slot (such as an SD or micro SD card slot) that enables you to extend the built-in internal storage with affordable memory modules, or easily retrieve data, such as photographs, from the memory card.
GPS enables global positioning, useful in map, geo-tagging or navigation apps.
A gyroscope is a sensor that tracks the orientation of a device, more specifically by measuring the angular rotational velocity. Initially, they were built using a spinning rotor to detect changes in orientation, like twisting or rotation.
The internal storage refers to the built-in storage space available in a device for system data, apps, and user-generated data. With a large amount of internal storage, you can save more files and apps on your device.
This technology allows the users to use their smartphone as a remote control for the device.
A compass is useful for gaming, maps, and navigation software.
An accelerometer is a sensor used to measure the linear acceleration of a device. A common application is detecting when a device changes between vertical and horizontal positions.
The maximum amount of external storage memory supported by the the device.
A remote control allows you to control the device remotely. The remote control can be included or optional.