multi mode usb 3 0 fiber extender

{"cid":"91201786","title":"4 Port USB 2.0 Fiber Extender","imgUrl":"https:\/\/img.chinax.com\/nimg\/be\/91\/4c14ffd77458908b0579131f97b1-200x200-1.jpg","attrs":{"Price":"$25-369","Brand Name":"E-link","Model Number":"LNK-U4F1-2.0","Minimum Order Quantity":"1pcs","Delivery Time":"7-10 working days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C,T\/T,Western Union,MoneyGram,PayPal","Supply Ability":"100000PCS\/Month","Packaging Details":"Industrial PoE Switch Standard Carton Packaging","Dimensions (LxWxH):":"LOCAL EXTENDER : 104*114*28, REMOTE EXTENDER: 104*114*28","Operating Temperature:":"32\u00b0 to +122\u00b0 F. (0\u00b0 to +50\u00b0 C)","Limited Warranty":"2 year warranty","Net Weight":"LNK-U4F1-2.0-L: 200g LNK-U4F1-2.0-R: 350g"}}

{"cid":"91225605","title":"4K HDMI Fiber Extender KVM With USB Local Loopout 3.5mm Audio Single Fiber Up To 20Km","imgUrl":"https:\/\/img.chinax.com\/nimg\/9a\/e5\/d9819fa1afcfa9238fe0919c70e8-200x200-1.jpg","attrs":{"Brand Name":"OEM","Model Number":"ATD-4KHDMI-U-LA","Delivery Time":"5-7 days","Material":"Metal,Aluminum,iron","Power supply":"DC 12V,DC5V 1A,DC 5V\/2A","Supply Ability":"20000Pair\/Month","Working temperature":"0 ~+70 \/-40 ~+85,0\u2103~+50\u2103,-30 \u00b0C ~ +75 \u00b0C","Place of Origin":"CHINA","Fiber type":"SC,SFP Module(LC),Single-mode single fiber,Single Fiber Single Mode","Product name":"4k HDMI kvm extender","Packaging Details":"1Pair\/box","Color":"Black,Black or Customized","Warranty":"3 years","Certification":"CE ROSH FCC ISO","Payment Terms":"T\/T","Resolution":"1080p,4Kx2K@30Hz ( For 40M UTP cable) 1920*1080@60Hz ( For 70M UTP cable),1920*1200@60Hz","Transmission distance":"20km,20KM(standard),multi-mode 300m,Single mode 1000m"}}