The DMC-G10SC from D-Link is a USB hub designed for network applications requiring reliable interconnection between devices via high-speed wired connections. This device features an interface with one 10/100Base-T port and one SC 100Base-LX fiber optic port, supporting standard Ethernet transmission protocols such as IEEE 802.3 10Base-T, 802.3u 100Base-TX, 802.3ab 1000Base-T, and 802.3z 1000Base-LX, providing versatile connectivity adaptable to both copper and fiber optic environments. Its design includes a flow control system according to IEEE 802.3x in full duplex mode and automatic MDI/MDIX adjustment to optimize copper link performance. It stands out for a robust transmission capacity of up to 1 Gbps and a maximum fiber optic range of up to 10 km, ideal for extended connections in distributed architectures or corporate networks demanding distance and stability. The device is powered by an external 5 V DC, 0.55 A adapter, maintaining low power consumption of 1.65 W, minimizing energy use without compromising performance. Its compact size measures 70.5 x 93.5 x 26 mm and weighs only 124 g, facilitating integration into tight spaces or racks with physical constraints. It is certified under LVD safety standards and complies with EMI/EMC CE Class B, ensuring electromagnetic stability and operational safety. Environmentally, it operates effectively within a temperature range of 0 to 55 ºC, with storage tolerance between -25 and 70 ºC and relative humidity from 20% to 80% non-condensing. LED indicators for power (PWR) and link status (Link/Act SC) provide clear and quick operational status information. Overall, the DMC-G10SC from D-Link is a reliable solution for interconnecting data networks requiring stable and fast communications, offering compatibility with various Ethernet protocols and fiber optic options for professional deployments.