2 can bus managed poe switch

{"cid":"91200109","title":"16 Port Managed Industrial Ethernet Switch 8RJ45+8SFP POE Switch With 4*RS485+2*CAN BUS","imgUrl":"https:\/\/img.chinax.com\/nimg\/e1\/cf\/eca6ff5b06a5df0b40332b2cd5d3-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Olycom","Model Number":"IM-FP888GW-2C4D","Minimum Order Quantity":"1 pc","Delivery Time":"3~5 working days","Certification":"CE RoHS FCC ISO9001","Place of Origin":"Guangdong, China","Payment Terms":"T\/T,PayPal","Supply Ability":"3000pcs\/month","Packaging Details":"1pc in a box","Product name":"Managed 16 port Industrial ethernet switch","RS485 Ports":"4*RS485","CAN Bus":"2*CAN Bus","Function":"LACP, POE, QoS, SNMP, VLAN Support","Power input":"48 to 52v DC redundant power"}}