(5)100Mbps RJ45 Ports Router 1x USB 2.0 type A port and PoE Output. Ports 2-5 can power up to 4 connected devices by passive PoE. Output voltage is the same voltage that is applied to RB750UP unit and has to be between 8 and 30V. Max output current per port is 500mA. Router has Atheros QCA9531 650MHz CPU, 64MB DDR SDRAM onboard memory, 64Mb onboard Nand memory chip, 5x 10 100Mbps RJ45 ethernet ports (with switch chip), RouterOS Level 4 License, plastic case, includes 24V 2.5A power adapter. Max power consumption 3W.