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USB 3.1 Multi-Task HDMI Adapter

Mac / PC / USB-C / USB 3.1 Gen 1 / HDMI
SIIG's USB 3.1 Multi-Task HDMI Adapter — Type-C expands a single USB C port from your MacBook® or Chromebook™ to multiple outputs with HDMI, USB data and USB power delivery charging connections. It lets you connect your MacBook or Chromebook laptop with USB-C port (DisplayPort signal) to a HDMI display or TV. Full HD 1080p resolution is supported to bring you crystal clear picture quality.

An USB 3.1 Type-A port is handily available for connecting USB powered devices such as mobile phones, mp3 player, flash drive or digital camera. And you can also charge your notebook via the USB-PD Type-C port to keep your computer fully powered. This plug-n-play multi-task adapter is super user-friendly, no external power adapter or driver installation is required. Compact and lightweight makes it easy to travel with, great for business, home office or student.
  • Provides multiple outputs including HDMI, USB data and power delivery charging connections through one USB Type-C connection
  • HDMI output supports video resolutions up to 1080p (Full-HD), mirror or extended display modes
  • USB-PD (USB Power Delivery) Type-C port enables charging from OEM power adapter to your laptop while simultaneously using this adapter, compatible with MacBook and Google Chromebook Pixel
  • USB 3.1 Gen 1 Type-A port supports data transfer rate up to 5Gbps
  • Compact and lightweight design provides great portability
  • Plug-n-play, no external power adapter or driver installation required

Product Specifications:

Siig Part Number

  • ABC123

Data transfer rate

  • Up to 5Gb/s (USB 3.1 Gen 1)


  • 1080p (Full-HD)


  • 1x 24-pin USB Type-C, Input, Male
  • 1x, 24-pin, USB Type-C, Charging, Female
  • 1x, 19-pin HDMI, Type-A, Female
  • 1x, 9-pin, USB 3.1 Gen 1, Type-A, Data, Female


  • USB Type-A: 5V/900mA
  • USB Type-C charging port: 14.5V to 20V


  • Environmental (Operating)
    • Temperature (°F) 32° — 104°
    • Temperature (°C) 0° — 40°
  • Environmental (Non-Operating)
    • Temperature (°F) −4° — 140°
    • Temperature (°C) −20° — 60°


  • Height: 3.2 in (8.1 cm)
  • Width: 11.4 in (29 cm)


  • 0.13 lbs. (0.05 kg)


Manufacturer provided specifications for SIIG p/n JU-H30512-S1 UPC#: 662774025575


This product is compatible with... Learn how to find your Mac's model ID
MacBook Pro Retina
MacBook Pro (15-inch Touch Late 2016)
(October, 2016)
Model ID: MacBookPro13,3
2.6GHz, 2.7GHz, 2.9GHz
MacBook Pro Retina
MacBook Pro (13-inch Touch Late 2016)
(October, 2016)
Model ID: MacBookPro13,2
2.9GHz, 3.1GHz, 3.3GHz
MacBook Pro Retina
MacBook Pro (13-inch Retina display Late 2016)
(October, 2016)
Model ID: MacBookPro13,1
2.0GHz, 2.4GHz
MacBook USB-C 12-inch Unibody
MacBook (12-inch Retina Display 2016)
(April, 2016)
Model ID: MacBook9,1
1.1GHz Core m3, 1.2GHz Core m5, 1.3GHz Core m7
MacBook SG 12-inch Unibody
MacBook (12-inch Retina Display 2015)
(April, 2015)
Model ID: MacBook8,1
1.1GHz Core M, 1.2GHz Core M, 1.3GHz Core M
PC Laptop
PC Laptops
Compatible with Windows/Chrome OS/Linux based PCs with USB Type-C ports. Will ONLY charge laptops which require up to 60W of power. All other functionality is still available even if the computer requires more than 60W and doesn't charge via the USB-C Dock.
SIIG USB 3.1 Multi-Task HDMI Adapter Type-C Mfr P/N: JU-H30512-S1 OWC SKU: SIIJUH30512S1 Converts one USB Type-C connection into USB Type-C (USB PD) charging port, HDMI video and USB Type-A data SIIG 1 Year Limited Warranty
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