4 port ethernet switch with poc

{"cid":"91201786","title":"300m Fiber Optic Accessories 10 100Base TX Ethernet Switch With PoC","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/dc\/d0054e7442fc651b4bbd09ef9102-200x200-1.jpg","attrs":{"Price":"USD85\/PCS","Brand Name":"E-link","Model Number":"LNK-DEC140P-R","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":"1000000PCS\/Month","Packaging Details":"Accessories Standard Carton Packaging","Maximum Distance":"Cat5UTP up to 100m","Ethernet Connector":"1 x RJ45","Coaxial Connector":"4 BNC (female)","Distance":"Up to 300m","Input Power":"48-57VDC (2 pin connector)","Weight":"0.5kg"}}

{"cid":"91172112","title":"16 Port Unmanaged PoC switch 16 Port BNC + 1 Port 10\/100\/1000Base-TX + 1 Port 1000M SFP","imgUrl":"https:\/\/img.chinax.com\/nimg\/9c\/51\/52555242f355a5f4b448d7e14230-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"E-link","Model Number":"LNK-16POC","Minimum Order Quantity":"1","Delivery Time":"4-6 days","Certification":"CE\/FCC\/Rohs","Place of Origin":"Guangdong, China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"5000pcs Per Month","Packaging Details":"EOC Standard export package","Ethernet Connector":"1XRJ45","Coax Connector":"16 x BNC","Data rate":"10\/100\/1000Mpbs","PoC power":"240W Total","Power Supply":"100-240V","Transfer Distance":"800m","Dimensions":"440 x 310 x 44 mm","Product Type":"16 port PoC switch"}}