D-Link DH-PFS4226-24GT-240 24-端口 PoE ги格阿比特 管理开关 产 DH-PFS4226-24GT-240 www.dahuasecurity.com Features · Layer 2 network management PoE switch · Support IEEE802.3af, IEEE802.3at standard · Support Hi-PoE 60W · Network Redundancy: STP/RSTP/MSTP · Support IPv4/IPv6, ...