Cat3 Keystone Jack (L20503) Shenzhen Lasun Network Cabling Co., Ltd. Base Info Model NO.:L20503Application:ConnectorConductor Material:CopperCover Material:PCType:Cat 3Certification:ISOMaterial:PCTrademark:LasunSpecification:Cat3Origin:ChinaHS Code:4453061283 Description Pre:Type J Thermocouple Extension Cable 0.5mm*2 with FEP Insulation / PVC / Fiberglass Next:Cat6 FTP solid cable color optional