usb to serial comm port

{"title":"CJ2M-CPU35 CPU PLC Omron Sysmac CJ2M 16 NS USB EtherNet\/IP RS-232C","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/35\/73\/9a1d4a421201a3657c2285a75703-200x200-1.jpg","attrs":{"Price":"$450-$1500","Brand Name":"Omron","Model Number":"CJ2M-CPU35","Minimum Order Quantity":"1\/pc","Packaging Details":"Carton packaging","Supply Ability":"10pc\/per week","Place of Origin":"China\/Japan","Payment Terms":"T\/T, western union","Service":"One-stop service","Package":"Original Package","Quality":"new and original","Lead time":"In stock","Warrenty":"1 year","Delivery Detail":"3-5 working days after payment","Max. digital":"2,560","Logic execution speed":"16 ns","Width":"80 mm","Built-in functions":"USB + EtherNet\/IP + RS-232C","Port":"Guangdong Shenzhen Dongguan"}}