Aruba Networks datasheets for download.

Aruba product brochure.
Aruba's remote branch office solution. Worth reading to understand extending the infrastructure to all remote locations.
Aruba wireless Intrusion Prevention and Detection.
ArubaOS Mobility Software.
Adds policy enforcement, identity based stateful firewall, role-based access control and web-based captive portal. Highly recommended.
Adds Wireless Intrustion Prevention to controller. Highly recommended.
Adds VPN capabilities to controller.
Adds xSEC security to controller for security beyond layer 2 encryption.
Aruba’s Secure Enterprise Mesh allows outdoor and indoor enterprise environments to be networked without any wires – and with the security and reliability of wired LAN.
Matrix comparing access points.
Used to give captive portal and security for wired connections.
The Aruba AP-124 and AP-125 are high-performance 802.11n (3x3) MIMO, dual-radio (concurrent 802.11a/n + b/g/n) indoor wireless access points capable of delivering combined wireless data rates of up to 600Mbps.
Most affordable access point, good for home use.
Single radio, high-performance indoor wireless access point. AP-60 supports external antennas. AP-61 supports integral high-performance antennas.
Small access point, newer model.
Most powerful access point.
Wireless bridge, outdoor hardened, good for mesh.
Wireless bridge, outdoor hardened.
Smallest controller, up to 6 APs.
Controller with PoE for up to 16 APs.
Controller with PoE for up to 48 APs.
Newest controller in the family.
Controller for campus environments.
Mobility Management System for large scale deployments.