1. Introduction
Thank you for choosing the RUBEHOOW V8 Sound Card and BM-800 Condenser Microphone Bundle. This professional recording studio equipment is designed to enhance your audio experience for live streaming, recording, gaming, and vocal performances. This manual provides essential information for proper setup, operation, and maintenance to ensure optimal performance and longevity of your device.
2. Package Contents
Please verify that all items listed below are included in your package. If any components are missing or damaged, please contact customer support.
- 1 x RUBEHOOW V8 Live Sound Card
- 1 x BM-800 Condenser Microphone
- 1 x Shock Mount
- 1 x Pop Filter
- 1 x Adjustable Microphone Suspension Scissor Arm Stand
- 1 x Windproof Foam Cap
- 1 x Power Cable (USB charging cable)
- 1 x English User Manual (this document)
- 2 x Audio Cables

Image: All components of the RUBEHOOW V8 Sound Card and BM-800 Condenser Microphone Bundle.
3. Setup Instructions
3.1 Microphone Assembly
- Attach the BM-800 Condenser Microphone to the shock mount. Ensure it is securely fastened.
- Mount the shock mount, with the microphone attached, onto the adjustable suspension scissor arm stand.
- Secure the scissor arm stand to a stable surface, such as a desk or table, using its clamp.
- Attach the pop filter to the scissor arm stand, positioning it approximately 2-3 inches in front of the microphone.
- Place the windproof foam cap over the BM-800 microphone for additional protection against plosives and environmental noise.

Image: BM-800 microphone assembled with shock mount, pop filter, and scissor arm stand.

Image: BM-800 microphone with foam cap and pop filter, illustrating its use in different settings.
3.2 Sound Card Connections
Refer to the connection diagram below for proper wiring of the V8 Sound Card.
- Charging: Connect the provided USB power cable to the 'Charging' port on the sound card and a USB power source (e.g., computer, USB wall adapter).
- LIVE1 / LIVE2: Use the audio cables to connect these ports to your mobile phone (iOS devices may require an adapter), tablet, or computer for live streaming or recording.
- Backing Track: Connect an external device (e.g., another phone, MP3 player) to this port to provide background music.
- Earphone Headphone: Connect your monitor earphones (without a microphone) to this port for audio monitoring.
- Headset/Earphone with Mic: Connect your headset or earphones with an integrated microphone to this port.
- Condenser Mic: Connect the BM-800 Condenser Microphone to this port.
- Dynamic Mic: This port is for connecting a dynamic microphone (not included in this bundle).

Image: RUBEHOOW V8 Sound Card connection diagram.
4. Operating Instructions
4.1 Powering On and Basic Controls
- Press and hold the 'POWER BT' button on the sound card to turn it on.
- Adjust the 'MIC' knob to control the microphone input volume.
- Adjust the 'ECHO' knob to control the reverberation effect on your voice.
- Use the 'TREBLE' and 'BASS' sliders to fine-tune the tonal characteristics of your microphone input.
- The 'MUSIC' slider controls the volume of the backing track input.
- The 'MONITOR' slider adjusts the volume of your headphones/earphones.
- The 'RECORD' slider controls the output volume of your recording or live stream.

Image: RUBEHOOW V8 Sound Card control panel.
4.2 Sound Effects
The V8 Sound Card features several built-in sound effects to enhance your performance. Press the corresponding buttons to activate effects such as:
- Cheer
- Embarrass
- Gun
- Despise
- Debut
- Kiss
- Laugh
- Clap
- Pay attention
- Songs1
- Songs2
4.3 Device Compatibility and Usage Scenarios
The RUBEHOOW V8 Sound Card is compatible with a wide range of devices and applications:
- Mobile Phones: Connect to iOS (requires adapter) or Android phones for live streaming on platforms like TikTok, YouTube, or for WeChat chat.
- Computers/Laptops: Ideal for recording vocals, instruments, or for online gaming and video conferencing.
- Tablets/iPads: Use for portable recording setups or streaming.
- Gaming Platforms: Enhance your gaming experience with clear communication and sound effects.

Image: RUBEHOOW V8 Sound Card demonstrating compatibility with multiple devices.

Image: Professional setup utilizing the RUBEHOOW V8 Sound Card and BM-800 microphone.
4.4 Battery Information
The V8 Sound Card features a built-in 1200 mAh lithium battery, providing portability and extended usage. A full charge offers approximately 8 hours of working time and up to 90 days of standby time. Charge the device using the provided USB power cable when the battery is low.

Image: RUBEHOOW V8 Sound Card with built-in lithium battery details.
5. Maintenance
To ensure the longevity and optimal performance of your RUBEHOOW V8 Sound Card and BM-800 Microphone Bundle, follow these maintenance guidelines:
- Keep all components clean and dry. Use a soft, dry cloth to wipe surfaces.
- Avoid exposing the devices to extreme temperatures, humidity, or direct sunlight.
- Handle the microphone and sound card with care to prevent physical damage.
- When not in use for extended periods, store the equipment in a safe, dust-free environment.
- For the sound card's built-in battery, it is recommended to charge it periodically even if not in active use, to maintain battery health.
6. Troubleshooting
If you encounter issues with your RUBEHOOW V8 Sound Card and BM-800 Microphone Bundle, please refer to the following common troubleshooting steps:
6.1 No Sound Output or Input
- Check Connections: Ensure all cables (microphone, headphones, LIVE ports) are securely connected to the correct ports on the sound card and your external devices.
- Power On: Verify that the V8 Sound Card is powered on.
- Volume Levels: Adjust the 'MIC', 'MONITOR', 'MUSIC', and 'RECORD' sliders/knobs to appropriate levels.
- Device Settings: On your connected computer or mobile device, check the audio input/output settings to ensure the sound card is selected as the default device.
6.2 Poor Sound Quality or Noise
- Microphone Placement: Ensure the microphone is positioned correctly, typically 6-12 inches from the sound source, with the pop filter in place.
- Gain/Sensitivity: Adjust the 'MIC' knob on the sound card. If the sound is distorted, reduce the gain. If it's too quiet, increase it.
- Environmental Noise: Minimize background noise in your recording environment.
- Cable Integrity: Check if the audio cables are damaged or faulty. Try using different cables if available.
- Interference: Keep the sound card and microphone away from other electronic devices that might cause electromagnetic interference.
6.3 Sound Card Not Powering On
- Battery Charge: Ensure the built-in battery is sufficiently charged. Connect the sound card to a power source using the USB cable.
- Power Cable: Verify that the USB power cable is functional and properly connected.
7. Specifications
Below are the technical specifications for the RUBEHOOW V8 Sound Card and BM-800 Condenser Microphone.
| Feature | Specification |
|---|---|
| Microphone Polar Pattern | Unidirectional |
| Microphone Frequency Response | 20Hz-16kHz |
| Microphone Sensitivity | -38dB±2dB (0dB = 1V / Pa at 1kHz) |
| Microphone Output Impedance | 150Ω±30% (at 1kHz) |
| Microphone Load Impedance | ≥1000Ω |
| Equivalent Noise Level | 16dBA |
| Maximum Sound Pressure Level | 132dB (at 1kHz ≤ 1% T.H.D) |
| Signal to Noise Ratio | 78dB |
| Operating Current | 3mA |
| Sound Card Battery Capacity | 1200 mAh |
| Sound Card Working Time | Approx. 8 hours |
| Sound Card Standby Time | Approx. 90 days |
| Connectivity Technology | Auxiliary |
| Compatible Devices | Smartphone, Laptop, Tablet |
8. Customer Support
For any questions, concerns, or assistance with your RUBEHOOW V8 Sound Card and BM-800 Condenser Microphone Bundle, please do not hesitate to contact our customer service team. We are committed to providing prompt and sincere support to ensure your satisfaction.
Please refer to the contact information provided with your purchase or on the product packaging for support details.