Brand: Cisco Part Number: NC57-MPA-2D4H-S Form factor: Plug-in module Ethernet technology: 100 Gb Ethernet, 400 Gb Ethernet Product type: Expansion module Total expansion slots: 4 Application/Use: Data network, optical network Used for: Cisco Network Convergence Systems 5700 series Supported media type: Optical fiber Network technology: 100GB enzyme-X, 400GB enzyme-X Expansion slot type: QSFP28, QSFP28-DD Cisco Expansion Module - For Data Networking, Optical NetworkOptical Fiber100 Gigabit Ethernet, 400 Gigabit Ethernet - 100GBase-X, 400GBase-X - 4 x Expansion Slots - QSFP28, QSFP28-DD - Plug-in Module Expansion Module is the single answer to all your desired and specified application execution and expansion needs With 100GBase-X technology, enjoy up to 1000Gbps data transfer rate over supported network cable Provides high performance and flexible solution with 100 Gigabit Ethernet connectivity Optical fiber cable compatible - Spans afar and provides speedy data transmission rates between servers and network components Plug-in Module conveniently adds a specific feature to an existing computer program to ensure maximum productivity Expansion Module with data networking application/usage for reliability and maximum efficiency。 Transceiver Products Supplied by Liyuan Tech Main Brands: Alcatel, Nokia, Finisar, Ciena, Mellanox, Brocade,Cisco , Infinera, Ericsson, DELL, HPE, Juniper, ADVA, HUAWEI, ZTE, etc. Models:1.25G-10G-16G-25G-40G-100G-200G-400G-800G, SFP/SFP+/QSFP+/QSFP28/QSFP56/CFP/CFP2/CFP4/QSFP-DD In addition to Cisco NC57-MPA-2D4H-S , Liyuan Tech supply a wide range of other Cisco Series transceivers. If you have any need or interest, please feel free to send inquiry to global@chn-liyuan.com