ltem description from the seller
Output Interface Features:
1.HDTV HDMI-Compatible: Max 4K@30Hz
2.USB-C: Only charging, 20V/3A, Max 87W;
3.USB 2.0: 480Mbps. Wireless Bluetooth adapter and hard drives are prohibited
4.USB 3.0: 5Gbps transfer rate, wireless Bluetooth adapter and hard drives are prohibited
5. SD/TF: SDHC/SD XC/MMC/Micro SDTF, supports data storage