The M4250‑26G4F‑POE++ (GSM4230UP) is a 1U fully managed AV switch designed for demanding AV‑over‑IP environments. It features 24 × 1GbE Ultra90 PoE++ ports (90W per port 1440W total) 2 × 1GbE ports and 4×1GbE SFP uplinks. With rear-facing ports selectable fanless/quiet/cool operation and a powerful AV-centric GUI with preset profiles for Dante Q‑SYS NVX and NDI this switch delivers outstanding flexibility and performance for large AV deployments. 24 × 1GbE Ultra90 PoE++ ports (90W per port) 2 × 1GbE RJ45 + 4 × 1GbE SFP uplinks 1440W PoE budget Fanless / quiet / cool selectable operation Rear-facing ports 1U rackmount design AV GUI with pre-set profiles (Dante Q-SYS NVX NDI) NETGEAR IGMP Plus™ multicast support Layer 2/3 switching with advanced multicast and routing