NEW open box Ciena 5142 Service Aggregation Ethernet Switch. Power supply is not included. Power supplies are sold separately by the manufacturer. This unit has never been used/installed. Outer box shows signs of wear tear, but contents inside box are unharmed still NEW in their original packaging. What you see in the pictures is exactly what you will be receiving. This Ciena 5142 Service Aggregation Switch is perfect for a variety of networking needs. With (20)100M/1000M SFP, (4) 1G/10G SFP+, and IEEE 802.1ab (LLDP), IEEE 802.1ad, IEEE 802.1ag, IEEE 802.1ah network connectivity, this switch is fully managed and rack mountable. The maximum LAN data rate is 10 Gbps, and it is a metro network type switch. The Ciena 5142 has a model number of 170-5142-930 and is a unit type product. It also includes 24 LAN ports, has an SFP interface, and the maximum data transfer rate is 10 Gbps. This switch belongs in the Computers/Tablets Networking, Enterprise Networking, Servers, Switches Hubs, and Network Switches categories. PLEASE NOTE: If you think an accessory should be with this item, and it is not pictured or not mentioned, it is NOT included.