MikroTik Cloud Router Switch CRS310-1G-5S-4S IN. Rack mountable, 10-Port Switch with 5 x 1G SFP slots and 4 x 10G SFP slots. 1 x GbE LAN Port with passive PoE support. ARM CPU v7 98DX226S processor, 800 MHz frequency, ARM 32bit, 256 MB RAM. Active cooling Više informacija na linku