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StarTech USB-C Multiport Adapter with 4K 60Hz HDM I - 140W Power Delivery - USB 10Gbps - GbE - SD / MicroSD Slots - Plug-and-Play - 305B-USBC-MULTIPORT

  • CREATE A MOBILE WORKSTATION WITH ONE ADAPTER: Transform one USB-C port into 4K 60Hz HDMI, 140W PD passthrough, and USB data ports with ports on both sides for easy access and a braided cable for flexible, durable use in shared workspaces and travel setups
  • 140W USB-C PD FOR HIGH-PERFORMANCE & AI WORKLOADS: Supports up to 140W passthrough to keep power-hungry laptops and AI-ready systems running at full capacity without compromise
  • EXPAND CONNECTIVITY WITHOUT SACRIFICING PORTS: Add three USB 10Gbps ports for high-speed devices, plus a USB 2.0 port for essential peripherals, enabling greater connectivity on thin laptops, 2-in-1s, and MacBooks while preserving valuable host connections
  • STREAMLINE MEDIA TRANSFERS ACROSS DEVICES: Integrated SD and microSD 4.0 card readers support simultaneous high-speed file transfers to accelerate media workflows and eliminate the need for separate card reader adapters
  • THE IT PRO'S CHOICE: Rigorously tested in our Innovation Lab across 100+ monitors and major laptop brands before it reaches your environment; Deliver reliable, cross-platform performance backed by free lifetime 24/5 multilingual technical assistance
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Specs
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Learn more about the STARTECH 305B-USBC-MULTIPORT

Model
Brand StarTech.com
Model 305B-USBC-MULTIPORT
Part Number 305B-USBC-MULTIPORT
Details
Color Space Gray
Type Multiport Adapter
Standards USB 3.2 Gen 2 (10Gbps); USB 2.0; USB Power Delivery (140W); Gigabit Ethernet; HDMI 4K 60Hz
Max Devices Supported 5
Ports 2x USB 3.2 Type-A Gen 2 10Gbps; 1x USB 3.2 Type-C Gen 2 10Gbps; 1x USB 2.0 Type-A 480Mbps; 1x RJ-45; 1x HDMI; 1x USB Type-C Power Delivery only; 1x SD slot; 1x microSD slot. Host connector: 1x USB 3.2 Type-C Gen 2 10Gbps (DP Alt-Mode Video)
Video Ports 1x HDMI (4K 60Hz)
Network Connector 1x RJ-45 (Gigabit Ethernet)
Supported Cards SD, microSD
Transfer Rate 10Gbps (USB 3.2 Gen 2)
Power Input Up to 140W USB Power Delivery pass-through
Operating System Supported Windows 10, 11, 11 ARM; macOS 13.0, 14.0, 15.0, 26.0; Linux Ubuntu 20.04 and up; iPadOS; iOS
Dimensions 4.5in x 2.3in x 0.6in
Weight 0.3 lbs (device weight per detailed spec; TD SYNNEX listing top-line weight shows 0.40 lbs, likely a boxed/shipping weight discrepancy)
Features
Features Create a Mobile Workstation with One Adapter; 140W USB-C PD for High-Performance and AI Workloads; Expand Connectivity Without Sacrificing Ports; Streamline Media Transfers Across Devices
Packaging
Package Contents 1x Multiport Adapter; 1x Product Documentation
Additional Information
First Listed on Newegg August 11, 2026

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