1. Introdução
The OREI BK-301 is a high-performance 3x1 HDMI switcher designed to connect up to three HDMI source devices to a single HDMI display. This device supports advanced video resolutions including 8K@60Hz and 4K@120Hz, making it ideal for modern gaming consoles, PCs, and other media devices. It features HDMI 2.1 and HDCP 2.3 compliance, ensuring compatibility with the latest content protection standards and delivering superior audio and video quality.
With support for HDR10+, Dolby Vision, VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), and QFT (Quick Frame Transport), the BK-301 enhances your viewing and gaming experience. The switcher can be controlled via a manual button on the unit or through the included infrared remote control, offering flexible operation.
2. Conteúdo da embalagem
Certifique-se de que todos os itens estejam presentes antes de prosseguir com a instalação:
- 1x OREI BK-301 HDMI Switcher
- 1x Controle Remoto Infravermelho
- 1x Power Adapter (for optional use, unit can be powered via HDMI)
- 1x Manual do Usuário

Image: OREI BK-301 HDMI Switcher and its remote control.
3. Produto acabadoview
The OREI BK-301 HDMI Switcher features a compact and durable design with clearly labeled ports and indicators for ease of use.
Painel frontal:
- Receptor IR: Recebe sinais do controle remoto infravermelho.
- Indicadores de entrada (1, 2, 3): LEDs that illuminate to show the currently selected HDMI input.
Painel superior:
- Botão SELECIONAR: Press to cycle through the available HDMI inputs.
Painel lateral:
- INPUT-1: HDMI input port for connecting a source device.
Painel traseiro:
- SAÍDA: HDMI output port for connecting to your display (TV, monitor, projector).
- INPUT-3: HDMI input port for connecting a source device.
- INPUT-2: HDMI input port for connecting a source device.

Imagem: Frente e verso view of the OREI BK-301 HDMI Switcher, highlighting input and output ports, and the IR receiver.
4. Instruções de configuração
Follow these steps to connect your OREI BK-301 HDMI Switcher:
- Conectar tela: Connect one end of a high-quality HDMI 2.1 cable (recommended length under 10 feet) to the SAÍDA port on the OREI BK-301 switcher and the other end to an HDMI input on your display (TV, monitor, or projector).
- Conecte dispositivos de origem: Connect your HDMI source devices (e.g., PS5, Xbox, PC, Blu-Ray player, streaming device) to the ENTRADA-1, ENTRADA-2, e ENTRADA-3 ports on the OREI BK-301 switcher using high-quality HDMI 2.1 cables.
- Ligar: The OREI BK-301 is designed to draw power directly from the connected HDMI sources. In most cases, an external power adapter is not required. If stable operation is not achieved, connect the included power adapter to the DC 5V port on the switcher and then to a power outlet.
- Selecione Entrada: Once all devices are connected and powered on, use the SELECIONAR button on the switcher or the included remote control to choose the desired input source. The corresponding LED indicator (1, 2, or 3) on the front panel will light up.

Image: Diagram illustrating the connection of multiple HDMI source devices (Xbox, Blu-Ray player, PC) to the OREI BK-301 HDMI Switcher, which then connects to a single 8K UHD TV.
5. Instruções de operação
The OREI BK-301 HDMI Switcher offers two convenient methods for switching between your connected devices:
Troca manual:
Pressione o SELECIONAR button located on the top panel of the switcher. Each press will cycle to the next available HDMI input (Input 1 → Input 2 → Input 3 → Input 1, and so on). The corresponding LED indicator on the front panel will show the active input.
Comutação de controle remoto:
Use the included infrared remote control to directly select your desired input. The remote has dedicated buttons labeled '1', '2', and '3' to switch to the respective HDMI input. Ensure the remote is pointed towards the IR receiver window on the front of the switcher for proper functionality.

Image: The OREI BK-301 HDMI Switcher with its remote control, illustrating the ease of switching inputs either via the device's button or the remote.
Demonstração em vídeo:
Video: An official OREI Direct video demonstrating how to use the 8K 3x1 HDMI Switch, including connecting devices and switching inputs.
6. Características
The OREI BK-301 HDMI Switcher is equipped with the following features:
- Suporte de alta resolução: Handles resolutions up to 8K@60Hz, 4K@120Hz, 2K@60Hz, and 1080p@240Hz.
- Alta largura de banda: 48Gbps bandwidth for uncompressed video and audio.
- HDMI 2.1 & HDCP 2.3 Compliant: Ensures compatibility with the latest HDMI standards and content protection.
- Suporte avançado a HDR: Supports HDR10+ and Dolby Vision for enhanced contrast and color.
- Otimização de jogos: Features VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), and QFT (Quick Frame Transport) for a smooth gaming experience.
- Funcionalidade CEC: Allows control of multiple devices with a single remote.
- Áudio de alta qualidade: Supports LPCM, Dolby TrueHD, DTS-HD Master Audio, Dolby-AC3, and DTS 7.1.
- Conecte e use: Easy setup with no complex configuration required.
- Nenhuma alimentação externa necessária: Can be powered directly via HDMI connections (optional power adapter included for stability).
- Ampla compatibilidade: Works with PS5, Xbox Series X/S, Roku, Fire TV, Apple TV, PCs, STBs, Blu-Ray players, DVD players, gaming consoles, streaming devices, televisions, and projectors.

Image: Visual representation of the key features of the OREI BK-301 HDMI Switcher.
7. Especificações
| Atributo | Valor |
|---|---|
| Número do modelo | BK-301 |
| Dimensões do produto | 2 x 2.75 x 0.75 polegadas |
| Peso do item | 2.81 onças |
| Cor | Preto |
| Material | Plástico ABS e Alumínio |
| Tipo de conector | HDMI |
| Versão HDMI | HDMI 2.1 |
| Versão HDCP | HDCP 2.3 |
| Resolução Máxima | 8K a 60 Hz, 4K a 120 Hz |
| vídeo Bandwidth | 48 Gbps |
| Suporte HDR | HDR10+, Dolby Vision |
| Recursos de jogos | VRR, ALLM, QFT |
| Formatos de áudio | LPCM, Dolby TrueHD, DTS-HD Master Audio, Dolby-AC3, DTS 7.1 |
| Métodos de controle | Manual Button, IR Remote |
| Fonte de energia | HDMI Bus Powered (Optional 5V Power Adapter Included) |

Image: Detailed technical specifications of the OREI BK-301 HDMI Switcher.
8. Solução De Problemas
If you encounter issues with your OREI BK-301 HDMI Switcher, please refer to the following common troubleshooting steps:
- Sem vídeo/áudio:
- Ensure all HDMI cables are securely connected to both the source devices and the display.
- Verify that the correct input source is selected on both the switcher and your display.
- Try using different HDMI cables, especially high-quality HDMI 2.1 certified cables, as cable quality can affect performance, particularly with 8K/4K@120Hz resolutions.
- Connect the included power adapter to the switcher, even if it's designed to be bus-powered, to ensure sufficient power.
- Bypass the switcher and connect the source device directly to the display to confirm the source and display are working correctly.
- Intermittent Signal/Flickering:
- Check cable lengths. For optimal performance with high resolutions (8K/4K@120Hz), it is recommended to use HDMI 2.1 cables under 10 feet.
- Ensure the power adapter is connected to the switcher.
- Reduce the resolution or refresh rate of the source device to see if the issue persists.
- Controle remoto não funciona:
- Ensure there are no obstructions between the remote and the IR receiver on the switcher.
- Verifique e substitua a bateria do controle remoto, se necessário.
- CEC Issues:
- CEC functionality can vary between different brands and devices. Ensure CEC is enabled on all connected devices and the display.
- Try disconnecting and reconnecting all HDMI cables.
9. Garantia e Suporte
The OREI BK-301 HDMI Switcher is backed by a Garantia de 1 ano from OREI. For any technical assistance or support, OREI offers Suporte técnico vitalício. Please contact OREI customer service for further details or assistance.
10. Informações de segurança
Leia e siga estas diretrizes de segurança para garantir o funcionamento seguro e prolongar a vida útil do seu dispositivo:
- Não exponha o dispositivo à água, umidade ou umidade excessiva.
- Do not attempt to open or modify the device. This may result in electric shock or damage and will void the warranty.
- Mantenha o dispositivo longe de fontes de calor, luz solar direta e temperaturas extremas.
- Use only the provided power adapter (if applicable) or ensure adequate power is supplied via HDMI.
- Garanta ventilação adequada ao redor do dispositivo para evitar superaquecimento.
- Mantenha fora do alcance de crianças.





