Each GSF9100-ENC transceiver operates at 10/100/1000 Mbps over Copper Cat5/Cat5e/Cat6 at N/A with a maximum reach of 100 meters. All ENET OEM Compatible transceivers are MSA compliant for seamless integration and RoHS compliant for environmental conformity. All ENET transceivers are 100% tested in-house for functionality and compatibility and backed by a Lifetime Replacement Warranty.