Reliable and Stable: The switch's storage and forwarding mechanism ensures reliable and stable data transmission, while the Port Isolation and Storm Control functions help to prevent network failures, ensuring uninterrupted service. Long Distance Transmission: The 250m Long-Range Transmission feature extends the transmission distance from the standard 100m to 250m, making it ideal for large installations such as security camera systems. Dialing function: This PoE switch comes with dialing function that offer several features such as AI PoE, 250m Long-Range Transmission, Port Isolation, and Storm Control, providing enhanced security and flexibility in network management. MDI/MDIX Auto-sensing: Each RJ45 port supports MDI/MDIX auto-sensing and line-speed forwarding, ensuring easy and efficient installation. Fanless Design: The switch is housed in a metal shell and uses a fanless design for silent and efficient operation. It can operate reliably in temperatures ranging from -10? to 50?. Power over Ethernet: Supports 802.3AF/AT and can provide up to 30W of power per port, with a total power consumption of 300W. This allows the switch to power devices such as IP cameras, wireless access points, and VoIP phones, eliminating the need for separate power sources. High Performance: KP-9000-19GTP-SG2-AC PoE Switch equipped with 16 x 10/100Mbps ports, 2 x 10/100/1000Mbps ports, and 1 Gigabit SFP Slot, with a switching capacity of 9.2G, ensuring stable and reliable data transmission.