The RB433UL has three miniPCI slots, three Ethernet ports and one USB port for storage or a 3G modem.
Use this device in an outdoor case for a sector AP installation, or for a wireless point to point link.
It’s powered by an Atheros 400MHz CPU, has 64MB of RAM and a Level4 RouterOS license
CPU: Atheros AR7161, 400MHz
Memory: 64MB DDR SDRAM onboard memory
Mini PCI: 3 slots, Type IIIA/IIIB
USB: 1 x USB 2.0 with 5V 1A power
Extras: Reset switch, Beeper
LEDs: Power, NAND activity, 5 user LEDs
OS License: Level 4