Ceiling AP, Dual-Chain 2.4GHz, 650MHz CPU, RouterOS L4, 802.3at/af support. RouterBOARD cAP-2nD (ceiling Access Point) is our first 2.4GHz Dual-Chain ceiling AP. Inconspicuously designed, it blends into the environment, perfect for hospitality business like hotels, airports, shopping malls etc. cAP-2nD supports 802.11b/g/n and can be powered by PoE. It’s a perfect companion for the MikroTik CAPsMAN (controlled AP system manager), allowing you to control all your AP devices from one central location.