1. Pengenalan
The OSEE GoStream Duet 8 ISO is an advanced 8-channel video switcher designed for professional live production environments. It offers extensive input compatibility, including 3G-SDI, 4K HDMI, NDI HX, USB webcams, SRT, RTMP, and direct web browser inputs. This versatility makes it suitable for a wide range of applications, from IP cameras and PTZ setups to camcorders and mirrorless cameras, eliminating the need for external converters.
This manual provides detailed instructions to help you set up, operate, and maintain your GoStream Duet 8 ISO switcher, ensuring optimal performance for your live streaming productions.
Ciri-ciri Utama
- 8 Inputs + ISO Recording: Simultaneously record all 8 input channels and the Program (PGM) output in high-quality MP4 (H.264) format. Includes built-in dual media players for instant video playback.
- Audio Profesional: Features two XLR inputs with 48V phantom power and studio-grade preamps (up to 75 dB gain), alongside 3.5mm mic support for various microphone types.
- Advanced Layouts & Graphics: Utilize SuperSource with 4 customizable windows, 2 Downstream Keyers (DSKs) for logos and lower-thirds, and 1 Upstream Keyer (USK) for green screen, Picture-in-Picture (PIP), and pattern effects.
- Seamless Control: Offers auto-switching, integration with Stream Deck & Companion, a physical control panel with T-Bar, Preview (PVW)/Program (PGM) bus, macro and scene controls, and intuitive PC software for comprehensive management.

2. Persediaan
This section guides you through the initial setup of your GoStream Duet 8 ISO, including power connection, input/output connections, and software installation.
2.1. Sambungan Fizikal
Before powering on the device, ensure all necessary cables are securely connected.
- Kuasa: Connect the provided power adapter to the DC input port on the rear panel and then to a power outlet.
- Input Video: Connect your video sources (cameras, computers, media players) to the available HDMI and SDI input ports. The GoStream Duet 8 ISO supports 4K HDMI and 3G-SDI.
- Input Audio: For professional audio, connect XLR microphones to the dedicated XLR inputs. For 3.5mm microphones, use the corresponding input.
- Rangkaian: Connect an Ethernet cable from the LAN port to your network router for NDI HX, SRT, RTMP, and web browser inputs, as well as for PC software control.
- USB: Use the USB ports for connecting webcams or for data transfer.
- Output Video: Connect your monitors or recording devices to the HDMI and SDI output ports for program and multi-view pemantauan.


2.2. Pemasangan Perisian (Pilihan)
While the GoStream Duet 8 ISO can be operated via its physical panel, installing the intuitive PC software provides enhanced control and configuration options. Refer to the official OSEE website for the latest software downloads and installation instructions.
3. Arahan Operasi
This section covers the core functionalities of the GoStream Duet 8 ISO, from basic switching to advanced features.
3.1. Video Switching
The physical control panel allows for seamless switching between your video sources. Use the PVW (Preview) bus to select the next source to go live, and the PGM (Program) bus to select the source currently on air. The T-Bar or CUT/AUTO buttons can be used for transitions.
- PVW/PGM Bus: Press the numbered buttons under PVW to select a source for preview. Press the numbered buttons under PGM to immediately switch a source to the program output.
- T-Bar: Smoothly transition between the preview and program sources by moving the T-Bar.
- CUT Button: Performs an instant, hard cut between the preview and program sources.
- Butang AUTO: Executes a pre-selected transition (e.g., dissolve, wipe) between the preview and program sources.

3.2. Audio Mixing
The GoStream Duet 8 ISO features an integrated audio mixer. Adjust audio levels for each input using the dedicated controls on the panel or via the PC software.
- Input XLR: Connect professional microphones. Ensure 48V phantom power is enabled if required by your condenser microphone.
- 3.5mm Mic Input: For connecting consumer-grade microphones or wireless mic receivers.
- Kawalan Audio: Use the audio mixer section on the panel to adjust gain, volume, and mute individual audio sources.

3.3. Advanced Layouts and Graphics
- SuperSource: Create complex multi-window layouts with up to 4 customizable windows. This is ideal for panel discussions, news broadcasts, or online conferences. Configure SuperSource layouts using the PC software or dedicated panel buttons.
- DSK (Downstream Keyer): Overlay graphics such as logos, lower-thirds, or titles onto your program output. The GoStream Duet 8 ISO provides 2 DSKs for flexible graphic integration.
- USK (Upstream Keyer): Utilize the USK for chroma key (green screen) effects, Picture-in-Picture (PIP), or other pattern-based keying.

3.4. Recording and Streaming
- ISO Recording: The GoStream Duet 8 ISO can simultaneously record all 8 input channels and the final program output as individual MP4 (H.264) files. This allows for post-production flexibility.
- Pemain Media: Utilize the built-in dual media players to play back pre-recorded video clips or graphics during your live production.
- SRT/RTMP Streaming: Directly stream your program output to various platforms using SRT (Secure Reliable Transport) or RTMP (Real-Time Messaging Protocol). This feature also enables inviting remote guests worldwide.

4. Penyelenggaraan
Proper maintenance ensures the longevity and reliable performance of your GoStream Duet 8 ISO.
- Pembersihan: Regularly wipe the exterior of the unit with a soft, dry cloth. Avoid using abrasive cleaners or solvents. Ensure no liquids enter the device.
- Pengudaraan: Ensure the ventilation openings are clear and not obstructed to prevent overheating. Operate the device in a well-ventilated area.
- Kemas kini Firmware: Periodically check the official OSEE website for firmware updates. Firmware updates can provide new features, performance improvements, and bug fixes. Follow the instructions provided with the update package carefully.
- Pengurusan Kabel: Keep cables organized and free from kinks or excessive bending to prevent damage and ensure stable connections.
5. Penyelesaian masalah
This section provides solutions to common issues you might encounter with your GoStream Duet 8 ISO.
5.1. Tiada Isyarat Video
- Semak Sambungan: Ensure all HDMI/SDI cables are securely connected to both the source and the switcher.
- Verify Source Output: Confirm that your video source (camera, computer) is powered on and outputting a signal. Try connecting the source directly to a monitor to verify its output.
- Format Input: Ensure the input signal format (resolution, frame rate) is supported by the GoStream Duet 8 ISO. Refer to the specifications.
- Pilih Input yang Betul: Make sure you have selected the correct input channel on the switcher's control panel or software.
5.2. No Audio Output
- Check Audio Levels: Verify that the audio levels for the active input are not muted or set too low on the switcher.
- Sambungan Mikrofon: Ensure microphones are properly connected to the XLR or 3.5mm inputs. If using condenser mics, confirm 48V phantom power is enabled.
- Sumber Audio: If audio is embedded in HDMI/SDI, ensure the source device is outputting audio.
- Peranti Keluaran: Check the audio connection to your monitoring device (headphones, speakers) and its volume.
5.3. Isu Ketersambungan Rangkaian
- Kabel Ethernet: Ensure the Ethernet cable is securely connected to the LAN port and your router/network switch.
- Tetapan Rangkaian: Verify IP address settings (DHCP or static) on the switcher and your controlling PC.
- Firewall: Check if your computer's firewall is blocking communication with the switcher's software.
- Status Penghala: Confirm your router is functioning correctly and providing network access.
5.4. Peranti Tidak Membalas
- Kitaran Kuasa: Disconnect the power adapter, wait 10 seconds, and then reconnect it.
- Perisian tegar: Ensure the device is running the latest firmware.
- Tetapan semula kilang: As a last resort, consult the OSEE support documentation for instructions on performing a factory reset. Note that this will erase all custom settings.
6. Spesifikasi
Below are the technical specifications for the OSEE GoStream Duet 8 ISO Live Streaming Switcher.
| Ciri | Perincian |
|---|---|
| Model | GoStream Duet 8 ISO |
| Jenama | OSEE |
| ASIN | B0FC32987P |
| UPC | 769293552381 |
| Input Video | 4K HDMI, 3G-SDI, NDI HX, USB Webcam, SRT, RTMP, Web pelayar |
| Input Audio | 2 x XLR (with 48V Phantom Power), 1 x 3.5mm Mic |
| Rakaman | 8-channel ISO + PGM (MP4 H.264) |
| Keyers | 1 x Upstream Keyer, 2 x Downstream Keyers |
| Ciri Khas | SuperSource (4 windows), Dual Media Players, Stream Deck & Companion Integration |
| Tarikh Mula-mula Tersedia | 5 Jun 2025 |
7. Waranti dan Sokongan
For warranty information, please refer to the documentation included with your purchase or visit the official OSEE webtapak. Terma dan syarat waranti mungkin berbeza mengikut wilayah dan peruncit.
If you encounter issues not covered in this manual or require further assistance, please contact OSEE customer support. Have your product model (GoStream Duet 8 ISO) and serial number ready when contacting support.
Pengeluar: OSEE
For the most up-to-date support resources, including FAQs, software downloads, and contact information, please visit the official OSEE support page.





