cisco 4500 x expansion module

{"title":"Catalyst 4500x 8 Port 10g Network Module , C4KX-NM-8SFP+ Cisco 4500 X Expansion Module","imgUrl":"https:\/\/img.chinax.com\/nimg\/30\/eb\/d374c9a21a8b7342357bfd8b873c-200x200-1.jpg","attrs":{"Price":"$1850\/unit","Brand Name":"CISCO","Model Number":"C4KX-NM-8SFP+=","Minimum Order Quantity":"1\/unit","Delivery Time":"3 day","Certification":"FCC","Place of Origin":"USA","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"20\/unit\/day","Packaging Details":"Original New Cisco Box Packing","Product Name":"C4KX-NM-8SFP+=","Products Status":"In Stock","Warranty":"1 year","uplinks":"4x SFP\/SFP+","console and Management Port":"10\/100\/1000 RJ-45","Bandwidth per slot":"48 Gbps"}}

{"title":"Mini-GBIC Cisco Line Card WS-X4448-GB-SFP Expansion Module For Optical Network","imgUrl":"https:\/\/img.chinax.com\/nimg\/a2\/64\/2d1c20be62e64bceeca32df05626-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"CISCO","Model Number":"WS-X4448-GB-SFP","Minimum Order Quantity":"1PCS","Delivery Time":"1-3Days","Place of Origin":"CN\/USA\/MALAYSIA","Payment Terms":"T\/T, WU, MoneyGram","Supply Ability":"80pcs\/week","Packaging Details":"Double packing for protecting the original box","Usage":"Data Networking","Expansion Slots":"48 x SFP Free","Port":"6","Data Transfer Rate":"1 Gbps","Type":"Expansion Module","Product Name":"Cisco Line Card"}}