what is red hat linux

{"cid":"91222904","title":"P210P 10GbE Ethernet Pcie Controller BCM957412A4120AC BCM957416A4160C BCM957414A4142CC BCM957504-P425G","imgUrl":"https:\/\/img.ismap.com\/nimg\/c7\/34\/0aded84c3d3ab5be08a0e05e581e-200x200-1.jpg","attrs":{"Price":"Contact us","Minimum Order Quantity":"1 pieces","Delivery Time":"2-7 working days","Description":"BCM957412A4120AC BCM957416A4160C BCM957414A4142CC BCM957504-P425G","Stock":"IN Stock","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union","Shipping Method":"Express","Operating Temperature":"0 to 55 \u00b0C (32 to 131 \u00b0F)","Storage Temperature":"-40 to 70 \u00b0C (-40 to 158 \u00b0F)","Place of Origin":"Beijing, China","Packaging Details":"Original packaging box+Based on customer needs","Supply Ability":"\/pieces >=1 pieces"}}