RB4011iGS+5HacQ2HnD-IN RouterBOARD 4011iGS+5HacQ2HnD with Annapurna Alpine AL21400 Cortex A15 CPU (4-cores,1.4GHz per core),1GB RAM,10xGbit LAN,1xSFP+ port,built-in 5Ghz 802.11ac four chain wireless with external antennas,2.4Ghz 802.11b/ g/ n 2x2 two ch