1. Introduction to the GoStream Duet Kit
The Osee GoStream Duet Kit is an integrated solution designed for professional live streaming, video mixing, switching, recording, and playback. This compact system combines essential production tools into a single portable unit.
1.1 Package Contents
- GoStream Duet Switcher Unit
- Integrated 14-inch 1080x1920 Display
- Silent Cooling Fan
- 3 Cheese Plates with 1/4-inch and 3/8-inch Mounting Threads
- Power Adapter
- USB-C to USB-C Cable

Figure 1.1: The Osee GoStream Duet Kit in its open configuration, displaying the integrated monitor and control surface.
2. Setup and Portability
The GoStream Duet Kit is designed for rapid deployment and ease of transport. Its robust construction protects internal components during transit.
2.1 Initial Setup
- Open the protective case to reveal the integrated monitor and switcher unit.
- Connect the power adapter to the AC IN port and a power source.
- Power on the unit using the master switch.
- Adjust the monitor angle for optimal viewing.
2.2 Portability Features
Weighing approximately 5kg, the GoStream Duet Kit features a compact design for portability and durability, facilitating mobile live streaming operations. The integrated protective case ensures all components are secure during travel.

Figure 2.1: The GoStream Duet Kit configured as a portable live studio, highlighting its compact components.

Figure 2.2: Expandable cheese plates allow for attachment of additional accessories, enhancing the kit's versatility.
3. Connectivity
The GoStream Duet Kit offers extensive input and output options for various production needs.
3.1 Input Ports
- 4 HDMI/SDI Inputs: Connect cameras, computers, or other video sources.
- USB-C Input (USB2): For connecting USB cameras or other USB devices.
- LAN Port: For NDI sources and network connectivity.
- Microphone Inputs: Dedicated ports for audio input.
3.2 Output Ports
- 2 HDMI Outputs: One for Program (PGM) output and one for Multiview monitoring.
- USB-C Output (USB1): For connecting to streaming software (e.g., OBS, vMix, Zoom) on a computer.
- Headphone Output: For audio monitoring.

Figure 3.1: Connectivity diagram showing various devices that can be connected to the GoStream Duet Kit.

Figure 3.2: Rear panel connections of the GoStream Duet Kit.
4. Operating Instructions
The GoStream Duet Kit provides an intuitive control panel and multiple methods for managing your live production.
4.1 Control Panel Overview
The integrated control panel allows for direct operation of switching, audio mixing, recording, and playback functions. Key elements include input selection buttons, audio controls, macro buttons, and a T-bar for transitions.

Figure 4.1: The GoStream Duet switcher control panel.

Figure 4.2: Labeled diagram of the GoStream Duet control panel.
4.2 Live Streaming Methods
The kit supports various streaming configurations:
- Direct via Ethernet: Connect the kit directly to a network for streaming.
- Smartphone Hotspot: Utilize a smartphone's hotspot via USB cable for internet access.
- Software Integration: Connect to a computer via USB-C (USB1) to use streaming software such as OBS, vMix, or Zoom.

Figure 4.3: Example of a live streaming setup using the GoStream Duet Kit.
4.3 Multiple Control Methods
Beyond the physical control panel, the GoStream Duet can be controlled via:
- Built-in Graphical User Interface (GUI): Accessible via the integrated monitor.
- GoStream PC Software: Available for both Mac and Windows operating systems.
- Bitfocus Companion: For advanced control integration.

Figure 4.4: Overview of available control methods for the GoStream Duet Kit.
5. Power Solutions
The GoStream Duet Kit offers flexible power options to suit various environments.
- AC IN: Standard power input using the provided AC adapter.
- DC IN: Alternative DC power input.
- USB Power Bank: The unit can be powered by a compatible USB power bank (20000mAh power bank provides approximately 5 hours of operation). The power bank must support PD (Power Delivery) specification and is not included.
- Built-in USB DC 5V Out: Provides power to external devices such as cameras.

Figure 5.1: Multiple power input options for the GoStream Duet Kit.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your GoStream Duet Kit.
6.1 Cleaning
- Use a soft, dry cloth to clean the exterior surfaces.
- For the screen, use a microfiber cloth specifically designed for electronics displays. Avoid harsh chemicals.
- Ensure all ports are free from dust and debris. Use compressed air if necessary, holding the can upright to prevent liquid discharge.
6.2 Storage
- Store the kit in its protective case when not in use to prevent damage.
- Keep the unit in a cool, dry environment, away from direct sunlight and extreme temperatures.
7. Troubleshooting
This section addresses common issues you might encounter with the GoStream Duet Kit.
7.1 No Power
- Check Power Connection: Ensure the AC adapter is securely connected to the unit and a working power outlet.
- Verify Power Source: If using a power bank, confirm it is charged and supports PD specification.
- Master Switch: Ensure the master power switch on the unit is in the 'ON' position.
7.2 No Video Input Signal
- Cable Connection: Verify that HDMI or SDI cables are securely connected to both the source device and the GoStream Duet Kit.
- Source Device Output: Confirm the source device (camera, computer) is powered on and outputting a video signal.
- Input Selection: Ensure the correct input is selected on the GoStream Duet control panel.
- Resolution Compatibility: Check if the input video resolution and frame rate are supported by the GoStream Duet Kit.
7.3 No Audio Output
- Audio Levels: Check the audio mixer levels on the control panel to ensure they are not muted or set too low.
- Headphone Connection: Verify headphones are properly connected to the headphone jack.
- Source Audio: Confirm the input source is providing audio.
8. Specifications
| Feature | Specification |
|---|---|
| Package Dimensions | 16.25 x 13.68 x 5.68 inches |
| Item Weight | 12.05 pounds (approx. 5.47 kg) |
| Item Model Number | duet kit |
| Color | Black |
| Connector Type | HDMI, USB Type-C |
| Compatible Devices | Camera, Monitor, Television |
| Cable Type | HDMI |
| Inputs | 4 HDMI/SDI, 1 USB-C (USB2), LAN, Mic |
| Outputs | 2 HDMI, 1 USB-C (USB1), Headphone |
| Monitor Size | 14 inches |
| Monitor Resolution | 1080x1920 |
9. Warranty and Support
9.1 Product Warranty
The Osee GoStream Duet Kit typically includes a 1-year manufacturer's warranty covering defects in materials and workmanship. Please refer to your purchase documentation for specific warranty terms and conditions.
9.2 Customer Support
For technical assistance, troubleshooting, or warranty claims, please contact Osee customer support. Osee specializes in live production and video monitoring products, focusing on performance, quality, and user-friendliness.
- Online Support: Visit the official Osee website for support resources and contact information.
- Live Chat: Available for immediate assistance.
- Email Support: For non-urgent inquiries.
Additional protection plans may be available for purchase, offering extended coverage for 2 or 3 years. Consult your retailer for details on these plans.





