The PowerBeam ac directs RF energy in a tighter beamwidth. With the focus in one direction, the PowerBeam ac blocks or spatially filters out noise, so noise immunity is improved. Features: Dimensions 620 x 620 x 386 mm (24.41 x 24.41 x 15.2") Power Supply 24V, 0.5A Gigabit PoE Max. Power Consumption 8.5W Power Method Passive PoE (Pairs 4, 5+; 7, 8 Return) Supported Voltage Range 20-26VDC Operating Frequency Worldwide USA: U-NII-1 USA: U-NII-2A USA: U-NII-2C USA: U-NII-3 5150 - 5875 MHz 5150 - 5250 MHz* 5250 - 5350 MHz* 5470 - 5725 MHz* 5725 - 5850 MHz* Gain 29 dBi Networking Interface (1) 10/100/1000 Ethernet Port Processor Specs Atheros MIPS 74Kc, 720 MHz Memory 128 MB DDR2, 16 MB Flash LEDs (1) Power, (1) LAN, (4) WLAN Signal Strength LEDs Software-Adjustable to Correspond to Custom RSSI Levels