KaraoKing H8
KaraoKing H8 Wireless Bluetooth Karaoke Microphone User Manual
Model: H8
Introduction
Thank you for choosing the KaraoKing H8 Wireless Bluetooth Karaoke Microphone. This all-in-one device combines a microphone and a speaker, allowing you to enjoy karaoke anywhere. It connects wirelessly via Bluetooth to your smartphone or other compatible devices, providing clear audio output and vocal amplification. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.
What's in the Box

This image displays the complete contents of the KaraoKing H8 package, including the microphone, universal smartphone holder, foam windshield, and charging/connection cable, all neatly organized within the premium storage and travel case.
- 1 x KaraoKing H8 Karaoke Microphone
- 1 x Universal Smartphone Holder
- 1 x Foam Windshield
- 1 x Charging/Connection Cable (USB to Micro USB, and 3.5mm AUX)
- 1 x Premium Storage and Travel Case
Setup
1. Charging the Microphone
Before first use, fully charge the microphone.
- Connect the smaller end of the included USB cable to the charging port on the microphone.
- Connect the larger end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate. Once fully charged, the light may change color or turn off.
- A full charge provides up to 8 hours of battery life.

This image highlights the portability and powerful battery life of the KaraoKing H8 microphone, indicating up to 8 hours of continuous use on a single charge. The microphone is shown in a dynamic setting, emphasizing its on-the-go capability.
2. Powering On/Off
- To power on, press and hold the power button (⏻) located on the microphone's control panel until you hear an audible prompt.
- To power off, press and hold the power button again until the device shuts down.
3. Connecting to Devices
The KaraoKing H8 supports multiple connection methods: Bluetooth, AUX, and USB.

This image illustrates the versatile connectivity options of the KaraoKing H8, demonstrating its compatibility with various operating systems (Mac/iOS, Android, Windows) and connection types (USB, AUX 3.5mm, Bluetooth) for both music playback and microphone input.
Bluetooth Connection:
- Ensure the microphone is powered on and in Bluetooth pairing mode (indicated by a flashing light or audible prompt).
- On your smartphone or Bluetooth-enabled device, go to the Bluetooth settings.
- Search for available devices and select "KaraoKing H8" from the list.
- Once connected, you will hear a confirmation sound.
AUX Connection:
- Use the included 3.5mm AUX cable.
- Connect one end to the AUX input port on the microphone and the other end to the audio output jack of your device (e.g., smartphone, tablet, PC).
USB Connection:
- Connect the microphone to a computer using the included USB cable.
- The microphone may function as an external speaker or microphone, depending on your computer's settings.
4. Using the Universal Smartphone Holder
- Attach the smartphone holder to the designated slot on the microphone handle.
- Carefully place your smartphone into the holder, ensuring it is secure. This allows you to view lyrics or control music apps conveniently.

This image showcases the KaraoKing H8 microphone with a smartphone securely placed in its integrated holder, demonstrating the convenience for viewing lyrics or controlling music. The premium carrying case is also visible, emphasizing portability.
Operating Instructions
Microphone Controls
The KaraoKing H8 features intuitive controls located on the microphone body for easy adjustment during use.

This image provides a detailed view of the KaraoKing H8's on-mic controls, including buttons for Treble, Bass, Volume, Music, and Echo adjustments. It also highlights the powerful 5-watt speaker, emphasizing clear sound output.
- Power Button (⏻): Press and hold to power on/off. Short press to switch modes (if applicable).
- Treble Control: Adjusts the high-frequency sound of your voice.
- Bass Control: Adjusts the low-frequency sound of your voice.
- Volume Control: Adjusts the overall microphone volume.
- Music Volume Control: Adjusts the volume of the background music playing through the speaker.
- Echo Control: Adjusts the echo effect applied to your voice for a more professional karaoke sound.
- Previous/Next Track: Use dedicated buttons to skip between songs when connected via Bluetooth.
- Play/Pause: Use dedicated button to play or pause music when connected via Bluetooth.
Using for Karaoke
- Connect the microphone to your device (smartphone, tablet, PC) via Bluetooth or AUX.
- Open your preferred karaoke app or music streaming service on your connected device.
- Play a karaoke track or song.
- Adjust the Music Volume on the microphone to balance with your voice.
- Adjust your vocal Volume, Treble, Bass, and Echo controls to achieve your desired sound.
- Sing into the microphone. The sound will be amplified through the built-in speaker.
Using as a Bluetooth Speaker
- Connect the microphone to your device via Bluetooth.
- Play music from your device. The sound will be output through the microphone's speaker.
- Adjust the Music Volume control on the microphone.
Maintenance
- Cleaning: Wipe the microphone body with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners. For the microphone head, gently clean with a soft brush if needed.
- Storage: Store the microphone in its premium carrying case when not in use to protect it from dust and damage. Keep it in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in use for extended periods (e.g., once every 3 months).
- Water Exposure: This device is not waterproof. Avoid exposing it to water or excessive moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Microphone does not power on. | Low battery. | Charge the microphone fully using the provided USB cable. |
| No sound from speaker. | Volume too low; incorrect connection; device not playing music. | Increase Music Volume on the microphone and connected device. Ensure Bluetooth/AUX connection is established. Verify music is playing on the source device. |
| Microphone not connecting via Bluetooth. | Microphone not in pairing mode; device Bluetooth off; interference. | Ensure microphone is powered on and in pairing mode. Turn Bluetooth off and on again on your device. Move closer to the microphone. |
| Voice is distorted or unclear. | Incorrect Treble/Bass/Echo settings; speaking too close/far from mic. | Adjust Treble, Bass, and Echo controls. Maintain an appropriate distance from the microphone head. Ensure foam windshield is properly installed. |
| Short battery life. | Battery not fully charged; aging battery. | Ensure the microphone is fully charged before use. Battery performance may decrease over time. |
Specifications
| Feature | Detail |
|---|---|
| Model | H8 |
| Brand | KaraoKing |
| Connectivity | Bluetooth, AUX 3.5mm, USB |
| Compatible Devices | Personal Computer, Smartphone (Mac/iOS, Android, Windows) |
| Speaker Output | 5 Watts |
| Battery Capacity | 2200 mAh |
| Battery Life | Up to 8 hours |
| Special Features | Portable, Wireless, Compact, On-mic controls (Treble, Bass, Volume, Music, Echo) |
| Included Components | Microphone, Universal Smartphone Holder, Foam Windshield, Charging/Connection Cable, Premium Storage Case |
Warranty and Support
The KaraoKing H8 Karaoke Microphone comes with a 30-Day Warranty. If you experience any manufacturing defects within 30 days of purchase, please contact KaraoKing customer support for assistance.
For support inquiries or further assistance beyond the initial 30 days, please reach out to KaraoKing customer service. Contact details are typically available on the official KaraoKing website or through your purchase platform.
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