Plugable UD-3900 USB 3.0 Dual Monitor Docking Station – HDMI + DVI – DisplayLink – Rev B2
Genuine Plugable UD-3900 (Model UD-3900 Rev B2) USB 3.0 Universal Dual-Display Docking Station. This is the classic vertical dual-monitor dock that adds dual video, Gigabit Ethernet, six USB ports, and audio through a single USB 3.0 connection.
Exact unit shown in photos – serial D17-00271974
Key Features
• Dual video outputs: 1x HDMI + 1x DVI
(supports dual monitors up to 1920×1200 @ 60 Hz; single HDMI up to 2560×1440 @ 50 Hz)
• 2× USB 3.0 SuperSpeed ports (front)
• 4× USB 2.0 ports (rear)
• Gigabit Ethernet (RJ-45)
• Dedicated 3.5 mm headphone + microphone jacks (front)
• DisplayLink DL-3900 technology – works with Windows, macOS, and ChromeOS
• Compact vertical design with stand
• Does not charge the host laptop (separate power required for the dock)
Compatibility
• Windows 11 / 10 / 8.1 / 7 (drivers usually install automatically via Windows Update)
• macOS 10.14 and later (requires free DisplayLink driver)
• ChromeOS 100+
• Connects via USB 3.0 Type-B (cable not included with this listing)
Note: This is the original/legacy version with HDMI + DVI ports (not the newer dual-HDMI version). Ideal for productivity, office work, and dual-monitor setups. Not recommended for gaming or HDCP-protected content (Netflix, Blu-ray, etc.).
Condition
Used – good working cosmetic condition as pictured.
Shows normal light wear: some dust/dirt on the base and minor surface marks/smudges on the glossy plastic (visible in photos). No cracks, broken ports, or major damage. The unit powers on when connected to a proper 5V power adapter (not included). All ports appear clean and undamaged.Please examine all photos carefully – they show the exact item you will receive. Feel free to ask any questions before purchasing.
Ships quickly and securely packed.
Thank you for looking!
