5 in 1 mobile hub Aluminum Type-C pocket pro hub adapter turns a single USB-C connection into five ports including 4K HDMI port,PD charging port, 3.5mm audio jack,SD and micro SD slot. *HDMI 4K High Resolution: Supports ultra-high resolution up to 4K@60Hz for desktop and 2K@60Hz for iPad Pro. Requires a direct HDMI to HDMI connection. *USB C Charging and SD + TF Slot: USB-C PD charging port supports power delivery. Transfer data and charge your device at the same time. Use as a portable power bank while connected to iPad Pro. Access files from Micro SD and SD card slots for quick data transfer