Cisco Aironet AIR-LAP1142N-A-K9 802.11a/g/n Controller-based Access Point; Int Ant; FCC Cfg 802.11n performance with existing PoE switches (802.11n compliant with Intel Connect) - Backward-compatible with 802.11a/b/g clients, six times faster than 802.11a/g networks. Dynamic frequency selection 2 (DFS-2) compliant - 5 GHz (Gain 3 dBi) 2.4 GHz (Gain 4.0 dBi) - horizontal beamwidth 360 degrees 10/100/1000BASE-T autosensing (RJ-45), Management console port (RJ45) Requires a compatible WLAN Controller (sold separately) Mounting plate, security hasp, pair of ceiling-tile clips, and hardware accessory package