Hardware Ports/buttons/switches: Ethernet port USB port 1 (USB 3.0) and USB port 2 (USB 2.0) Supports external USB hard drives only (does not support USB printers) Current draw up to 1100 mA Supported file formats: FAT, FAT32 , NTFS, and HFS+ journaled and non-journaled Wi-Fi Protected Setup™ (WPS) button Reset button Internet port Power port Rocker style power switch