ProSafe Wireless controller for WNAP210, WNAP320, WNDAP350, WNDAP360, WN370, WNDAP620, WNDAP660, WNA210, WNDAP350 access points (2x10Gbps, 1x1G, 1xUSB 2.0 ports) with 2 AP support (can be extended up to 50 via additional licensing), stackable (up to 3 controllers)