Amphenol's broad range of I/O registered jacks (RJ) offer solutions to meet the increasing demand for faster speeds and greater bandwidth required by telecom & networking markets for VoIP, Ethernet, WLAN, medical, and industrial applications. All modular jacks without integrated magnetics support PoE Types 1 to 4 and are RoHS and IEC 60603-7 compliant. https://www.amphenol-cs.com/connectors/modular-magnetic-jacks.html