... phones, wireless access points and IP surveillance equipment. PSKY104 PoE switch provides power and data from a single point, using power ... power to 802.3af end devices,In addition,the PoE switch automatically determines PoE requirements, speed, duplex, and cable type ... use of POE power supply reserved for external AC power adapter interface, power supply specifications: (100 to240V AC/ 50 to 60Hz ...