The CISCO SG500-52P-K9 V04 52-Port Gigabit PoE Stackable Manage Switch is a high-quality network switch from Cisco, designed for enterprise networking needs. With 52 ports, this switch is perfect for handling a large number of connected devices. The PoE (Power over Ethernet) feature allows for efficient power delivery to connected devices, making it easier to set up and manage your network. The stackable design allows for easy expansion in the future, making it a versatile and reliable choice for your networking needs. in working condition it needs a power cord