Ubiquiti BULLET2-HP High Power WiFi AP or CPE Outdoor 802.11b/g
The Bullet2HP from Ubiquiti Networks is a 2.4 GHz antenna to radio system transformer device.  This unit will allow you to instantly transform any antenna into a carrier class radio system.  The Bullet ships with the powerful and intuitive AirOS software from Ubiquiti which enables hi-performance outdoor multipoint networking.