2.8 in 1 Card Reader - Multifunctional USB hub and card reader: This device combines a card reader with additional ports to support a wide range of devices and peripherals. It can connect a mouse, keyboard, hard drive, USB flash drive, SD card, TF card, headphones and more, expanding the capabilities of a single adapter. - 2.8 in 1 design with three data cables: The adapter includes USB, Lightning, and Type-C cables to work with different models of mobile phones, tablets, computers and other devices. The bottom panel provides five ports: two USB ports, an SD card slot, a TF card slot and a Type-C port for data transfer, charging and headphone output. - Plug and play and high performance: No app installation is required. Just insert a memory card or USB disk and it works. USB 3.0 delivers high-speed file transfers with improved speed and stability. It supports multiple operating systems, including Windows, Mac, and Linux, and the multi-port design reduces the need to unplug and reconnect devices. - Useful for phone and mobile devices: A mobile device can access a hard drive, USB drive or memory card through a microSD adapter to transfer photos or videos, while the Type-C port provides charging. The Type-C port can also be used to connect headphones to listen to music during transfer. This SD card adapter upgrade offers practical convenience. - Practical use scenarios: - Back up photos and videos from a phone to an external drive while charging via the Type-C port. - Transfer files between SD and TF cards and USB flash drives for quick media management on a laptop, tablet or phone. - Use a keyboard or mouse with a compatible device and charge the device at the same time, or listen to music through the Type-C headphone port during data transfer.