Complete USB-C Power Tethering System for Content Creation

Creating a piece of original content makes you stand out from the crowd. As a content creator, you need to have the right setup in order to be successful, including having plenty of power, the right software and a way to interact with your clients. Your content creation and setup should also work synergistically. The Content Creation & Webcam Kit for USB-C has all you need in order to create a smooth and stable workflow in order for you to focus better, hone in on your creativity, and gain a streamlined approach to your content creation.



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Creating original, captivating content is key to a successful business. When it comes to your setup, having quality video and consistent power without any interruption helps you to capture professional content you’re proud to share. Designed with the working professional in mind, the Content Creation and Webcam Kit for USB-C is the ideal package to help you transition to a consistent and successful workflow. This kit includes the following: ONsite Relay C Power System, Relay Camera Coupler, TetherBlock, and the ONsite USB-C 87W 26,800 mAh PD Battery Pack.

Product Specifications:

ONsite Relay C Camera Power System

  • Perfect for: astrophotography, night photography, timelapses, shooting video, long exposures, and travel photography
  • Continually power your camera with USB-C battery packs or AC wall power
  • Run two batteries simultaneously for longer runtime and no downtime
  • No need to purchase multiple camera batteries
  • Universally compatible with most proprietary Canon, Nikon, Sony, Panasonic, Fuji, Blackmagic and Olympus cameras, many Sony NP-F L-Series video monitors and lights and compatible with cameras and devices requiring up to 8V of power
  • Can be adapted for use with D-Tap batteries
  • Easy mounting options with integrated silicon strap and 1/4″-20 mount

Relay Camera Coupler

  • More cost effective than purchasing multiple proprietary camera batteries
  • Power sources are non-proprietary. Power your camera with the same 5V battery you use to charge phones or tablets.
  • Never need to charge camera batteries again. And never run out power.
  • Compatible with most Canon, Nikon, Sony, Panasonic, Fujifilm, and Olympus cameras. Check to confirm your camera model is supported.
  • A Case Relay Camera Power System (sold separately) is required to use the Relay Camera Coupler.


  • Keeps tether cables connected and secured to camera
  • Protects expensive camera ports from damage
  • Constructed from precision milled T5 aerospace aluminum alloy
  • Lightweight and extremely durable
  • Multiple routing channels accept thick, medium or thin cables
  • Rubber non-slip pads keep the TetherBlock from moving once attached to the camera
  • Additional 1/4-20″ female threads allow mounting non Arca-compatible tripod plates

TetherPro USB Cable

  • 15′ (4.6m) long
  • Black or High-Visibilty Orange

ONsite USB-C 87W 26,800 mAh PD Battery Pack

  • Type-C input and output
  • Dual USB Quick Charge 3.0 ports
  • 87W PD Quick Charge
  • High Capacity – 26,800 mAh LG Chem Battery
  • Quick re-charge
  • Airline and TSA-friendly. No travel restrictions
  • Charges laptops, phones, tablets, and more
  • Powers MacBook Pro approximately 4 hours, depending on power consumption

What’s Included:

ONsite Relay C Camera Power System

ONsite Relay C Camera Power System (ORC115)


TetherPro Cable

TetherPro USB Cable (CU)

TetherArca Air Direct Clamp for L-Brackets

Relay Camera Coupler (CR)



TetherBlock (TB-MC-005)


ONsite USB-C 87W 26,800 mAh PD Battery Pack

ONsite USB-C 87W 26,800 mAh PD Battery Pack (SDAC15)