Complies with IEEE 802.3af Power over Ethernet (10/100M supported). Extends the range of PoE by an additional 250 meters. Automatically detects and protects PoE equipment from damage due to incorrect installation. Plug-and-play, no configuration required. Designed for use with APs, IP cameras, IP telephones, and other network equipment in locations lacking power lines or far from power outlets. Supports IEEE 802.3, IEEE 802.3u, IEEE 802.3af, and IEEE 802.3at standards. Features 4 x 10/100Mbps self-adaptive RJ45 ports with Auto-MDIX support and 1 x 10/100Mbps self-adaptive RJ45 uplink port with Auto-MDIX support. Supports 1K MAC address table, EEPROM, and 250-meter extension mode. All ports provide 2KV surge protection. Maximum forwarding packet length supported is 2048 bytes. Color: White. Material: Plastic. Package includes: 1 x 4-Port PoE Extender. Note: Light reflection and display differences may cause slight variations in color between the image and actual item. Measurement tolerance is +/- 1-3 cm.