D-Link DEM-310GT, 1000BASE-LX SFP, 1310nm, 10km Single-Mode, Duplex LC, 1.25Gbps

Device Type: 1000BASE-LX Single-Mode SFP Transceiver (Mini-GBIC)
Brand/Model: D-Link DEM-310GT
Video Output: N/A (Optical transceiver module; no video output)
Data Ports: 1× Duplex LC Connector (Single-Mode Fiber)
Fiber & Performance:
Standard: 1000BASE-LX (IEEE 802.3z)
Data Rate: 1.25 Gbps (Full Duplex)
Wavelength: 1310 nm
Fiber Type: Single-Mode 9/125 µm
Max Distance: Up to 10 km
Power Budget: 10.5 dB
Receiver Sensitivity: -20 dBm (Max)
Power & Physical:
Power Supply: 3.3 V (3.1–3.5 V operating range)
Max Current: 300 mA
Form Factor: Hot-pluggable SFP
Enclosure: Metal casing for EMI reduction
Dimensions: Approx. 13.4 × 56.5 × 8.5 mm
Operating Temperature: 0°C to 70°C
Key Specs: D-Link DEM-310GT, 1000BASE-LX SFP, 1.25 Gbps, 1310 nm, 10 km over 9/125 µm Single-Mode, Duplex LC, 3.3 V, 10.5 dB Power Budget, Hot-Pluggable, Metal Enclosure, Class 1 Laser
Usage: Gigabit Fiber Uplinks for D-Link Switches & Routers, Long-Distance LAN/WAN Connections, Campus & Enterprise Backbones, Fiber-to-the-Building Links, MSA-Compliant Multi-Vendor Deployments