Mikrotik RB411U, Customizable RouterBoard with one Ethernet and one miniPCI slot one MiniPCIe slot USB 2.0 Port. Use this device in an indoor outdoor case to create an AP CPE device or a point to point wireless link. The miniPCI slot allows you to choose your own wireless card model., Atheros AR7130 300MHz CPU, 64MB DDR SDRAM, 64MB onboard NAND, (1)10 100 Mbit s ethernet port, (1)MiniPCI slot, (1)MiniPCIe slot for 3G Modem, (1)USB 2.0 type A with 5V 1A supply (1) DB9 RS232C serial port, Power options: can be Powered over Ethernet Lan: 10..28V (non 802.3af), or power supply sold seperate Power jack: 10..28V DC, Max power consumption 3W without miniPCI card, maximum 12 W, Includes Router OS Level 3 license, Dimension 10.5cm x 10.5cm. Options not included Passive 24V PoE Injector MIK-HS24-2400, MIK-HC24-2400, Power Adapter MIK-24POW, MIK-24HPOW, Wireless PCI Cards R52H, R52HN, R52NM, Case RF Elements SBX-INSPOT