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The Cisco Aironet AIR-PWRINJ1500-2= Power over Ethernet (PoE) Injector increases wireless LAN deployment flexibility of an access point by combining 56V DC power with the data signal and sending both to the connected access point. This PoE injector provides up to 80W over all four wire pairs of shielded, outdoor-rated (Cat 5e or higher) Ethernet cable.