Each GLC-LH-SM-ENT transceiver operates at 1 Gbps over Multimode/Single-mode fiber at 1310nm with a maximum reach of 10 kilometers. 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.TAA Compliant 1000BASE-LX SFP 1310nm 10km MMF/SMF LC Connector. All ENET TAA Compliant Optical Transceiver products originate in TAA Compliant countries and are final coded, tested, certified, and shipped from our USA based facility. Our TAA compliant products qualify for procurement by the United States Government and Government Agencies. These products are also fully compliant with GSA Schedules.