nufiber rs232 to fibre converter

{"cid":"91199845","title":"Nufiber Rs232 To Optical Converter , Serial To Fiber Media Converter","imgUrl":"https:\/\/img.ismap.com\/nimg\/84\/e9\/a86fe37ae3ed1ab446cdc0160b3d-200x200-1.jpg","attrs":{"Brand Name":"Nufiber","Model Number":"GM218SM-F20A\/B","Minimum Order Quantity":"1 pair","Delivery Time":"1-3 working days after payment","Certification":"CE","Place of Origin":"Shenzhen, China (Mainland)","Payment Terms":"T\/T, Western Union,Credit card","Supply Ability":"10000 pairs per month","Packaging Details":"Carton packaging,the products are packed in international standard. Each carton is lined with a polythene sheet ,thus preventing the contents from dampness.","Fiber Type":"SM Bidi","Interface":"RS232","Optical Connector":"SC\/FC\/ST","Distance":"20km","Warranty":"1 year"}}

{"cid":"91172112","title":"4K DVI Fiber Extender Uncompressed Signal 80km Range RS232 Control Anti-Interference","imgUrl":"https:\/\/img.ismap.com\/nimg\/d5\/bc\/c23f4bad0685b44093f127ea80b4-200x200-1.jpg","attrs":{"Price":"USD $199-799","Brand Name":"E-link","Model Number":"LNK-MDR4K","Minimum Order Quantity":"1 pcs","Delivery Time":"3-10working days","Certification":"CE, RoHS, FCC","Place of Origin":"China","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram,paypal,Credit Card","Supply Ability":"1000pcs\/month","Packaging Details":"DVI Over Fiber Extender Standard Export Package","Type of Extender":"DVI signal over Optical Fiber Cable","Dimension":"2.87 x 1.73 x 0.69in (73x44x17mm)","Power Supply":"5V DC (USB-C)","Bandwidth":"10.2Gbps","Weight":"60g \/ 0.13 lb","Power Dissipation":"<5W"}}