Normal Size( 9.3 * 7.1 * 2.7 cm). Gigabit SFP to
RJ45 Fiber Media Converter: convert 1000BASE-SX/LX fiber to 1000Base-T copper media ( SFP LX transceiver is included for this listing)
Fiber Port: SFP, 1310-nm, 20km;
RJ-45 Port: Works at 10M/100M/1000Mbps in full/half duplex auto-negotiation, MDI/MDIX auto-crossover.
Supports auto MDI/MDIX auto-crossover, Extends fiber distance to 20km (65616 feet) via single mode duplex LC fiber.
External Power Supply: 5V-1A, UL Certified;
Max Power Consumption: 1.7W.
1-year Warranty, 30-Day Free-return, Free Lifelong Technical Support.