The D-Link DEM-310GT SFP LC Optical Module is a fiber transceiver designed for high-speed networks with a transmission capacity of 1 Gbps, suitable for infrastructures requiring reliable and stable connectivity. This module operates under the 1000Base-LX standard, using 9-micron single-mode fiber, allowing distances up to 10 kilometers without significant signal loss. Its gray metal casing made of stainless steel ensures durability and effective heat dissipation, while providing long-lasting protection against external interference. It features an LC Duplex connector compatible with professional installations and supports hot-pluggable functionality for easy replacement or upgrade without powering down the equipment. Powered by 3.3V and equipped with a Class 1 laser ensuring safe operation, this module is a viable option for corporate environments requiring compliance with standards such as IEEE 802.3z and IEEE 802.3x for flow control, guaranteeing efficiency and compatibility with Gigabit Ethernet systems. Technical highlights include a TTL signal indicator for visual connection status monitoring, and its metal design contributes to greater durability and reliability during prolonged use. Overall, the DEM-310GT is a professional-grade optical module combining stable performance, robust physical protection, and standard compatibility for long-range single-mode fiber optic networks. It is a balanced technical solution for integrators and advanced users needing efficient and secure connectivity in their network infrastructures.