The TP-Link POE4818G is a 48V passive PoE injector adapter designed to supply power and data connectivity to PoE-enabled devices through a single Ethernet cable. It supports Gigabit Ethernet, ensuring high-speed data transfer rates of 10, 100, and 1000 Mbit/s. The adapter is compatible with various cabling technologies including Cat3, Cat4, Cat5, Cat5e, and Cat6. Featuring a compact design, the unit measures 85.8 mm in width and 43.9 mm in depth, with a size of 8.64 cm (3.4 inches). It is housed in a white casing that blends easily with other networking equipment. The adapter is equipped with LED indicators for power status, enhancing ease of monitoring. This model can deliver a power output of 24W and operates efficiently within a maximum distance of 100 meters. It is designed to handle an AC adapter input voltage ranging from 100-240 V, making it versatile for various power supply standards. Packaged in a box, the TP-Link POE4818G ensures a straightforward setup for users looking to extend their network where power outlets are not readily available.