TRENDnet's 4-Pack SFP Multi-Mode LC Module, model TEG-MGBSX/4, includes four fiber gigabit SFP modules that are compatible with standard SFP slots found on network switches and fiber media converters. Each Multi-Mode SFP module is equipped with a duplex LC fiber connection interface, and supports gigabit multi-mode fiber connections for long distance networking applications. Features: Includes four TEG-MGBSX SFP modules Compliant with IEEE 802.3z Gigabit Ethernet ANSI Fiber Channel compliant Small Form-Factor Pluggable (SFP) and Multi-Source Agreement (MSA) compliant Supports data rates of up to 1.25Gbps Transmission distance of up to 550m (1804 ft.) Low Electromagnetic Interference (EMI) design Supports 850nm multi-mode network transmissions Duplex LC optical interface Low power consumption NDAA / TAA compliant (U.S. and Canada only) Lifetime Warranty*