Features: 1 . HDTV : 4K 2K ( 3840 2160 ) . Downwards Compatible With 108OP 720P etc . 2 . USB * 2 : H ight speed USB Power supply up to 4 . 5w max 3 . U SB C Femate Port : 20V @ 3A Support max 87W power adapter . 4 USB C Male : Compatible With thunderboil 3 Make sure that the host USB C on your device compIies with the USB3.0/3.1 Specification 5 . Ethernet : 10 / 100/ 1000 Gigabit Ethernet 6 . SD/TF Card Reader : Support multiple types of TF and SD cards SD card and TF card cannot used at the same time . 7 . VGA : 1 080P @ 60Hz downward compatible with 1080P 1080I 720P HDTV and VGA support 1080P simultaneous output . 8 . DC 3.5mm AUdio : 3.5mm Audlo Output Comply with USB C interface specification built in conversion chip pLug and ptay