The M4350‑40X4C (XSM4344C‑100NES) is a high-performance 1U Layer 3 managed switch purpose-built for AV-over-IP and enterprise core networks. It features 40 × 10G/Multi-Gig PoE++ ports (up to 90W per port) with a base PoE budget of 196W (expandable up to 1676W via modular PSUs) and 4 × 100G QSFP28 uplinks. With virtual chassis stacking advanced routing protocols multicast automation (IGMP Plus™) selectable quiet/cool fan operation and both AV and IT GUIs it is ideal for demanding multi-speed AV environments and high-speed backbones. 40 × 10G/Multi-Gig PoE++ ports (90W per port) 4 × 100G QSFP28 uplinks 196W base PoE expandable to 1676W Virtual chassis stacking with hitless failover Advanced Layer 3 routing protocols Quiet/cool selectable fan modes (~34dB) AV and IT GUIs CLI SNMP REST API