This product is a plug-and-play external network adapter that adds dual-port 25G fiber optic connectivity to your computer (Mac, Windows PC, or Linux computer) via a USB4/Thunderbolt port. With its compact design and quiet operation, it is ideal for high-
ModelDTB3F25
Input InterfaceUSB4 40Gbps(Compatible with Thunderbolt 3/4/5,)
Output Interface2× SFP28 Optical Ports
Motherboard Slot
Transmission Rate25Gbps
Auxiliary Accessories
Product Size152 x 95 x 29mm
This product is a plug-and-play external network adapter that adds dual 25G fiber optic network connectivity to your computer (Mac, Windows PC, or Linux computer) via a USB4/Thunderbolt interface. With its compact design and quiet operation, it is ideal for high-speed networking applications such as video post-production, data centers, and large file transfers.
• Uplink interface: USB4 40Gbps (compatible with Thunderbolt 3/4/5)
• Downstream interface: USB4 40Gbps (supports 60W PD + daisy chaining)
• 2× SFP28 25G optical ports, supporting 25Gb/s / 10Gb/s auto-negotiation
• Supports jumbo frames up to 9000 bytes
• Tested speed: ≈ 2.75 GB/s (internal network environment)
• Aluminum alloy housing design + external DC power adapter
• Supports macOS (driver-free), Windows 11/10, and Linux
• Mac OS(Driver-free)
• Windows 11 / 10
• Linux
• 1 × USB4 to Dual 25G SFP28 Network Adapter
• 1 × User Manual
• 1 × Type-C cable
• 1 × Power Adapter
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