Kmise 8439

Kmise Dual UHF Wireless Microphone System User Manual

Model: 8439

Introduction

Thank you for choosing the Kmise Dual UHF Wireless Microphone System. This system provides clear and stable audio transmission for various applications such as karaoke, parties, DJ events, weddings, and church services. This manual will guide you through the setup, operation, and maintenance of your new wireless microphone system.

Package Contents

Please check the package to ensure all items are present:

  • 2 x Wireless Microphones (Grey and Orange)
  • 1 x Rechargeable Receiver
  • 1 x 3.5mm to 6.35mm Receiver Cable
  • 1 x Receiver Charging Cable (USB)
  • 2 x AA Batteries (for microphones)
  • 1 x EVA Storage Case
  • 2 x Anti-rolling Rings
  • 1 x User Manual
All-in-one package contents of Kmise wireless microphone system

Image: All components included in the Kmise wireless microphone system package, laid out clearly.

Product Overview

Microphone Components

Diagram of UHF handheld transmitter microphone components

Image: A detailed diagram showing the components of the UHF handheld microphone, including the firm mic head cover, LCD display, power button, SET button for frequency changes, battery compartment for 2*AA batteries, and metal shell.

  • Firm Mic Head Cover: Protects the microphone capsule.
  • LCD Display: Shows frequency, battery level, and channel information.
  • Power Button: Turns the microphone on/off.
  • SET Button: Used to change the operating frequency.
  • Battery Compartment: Holds 2 AA batteries.
  • Metal Shell: Durable construction for impact and corrosion resistance.

Receiver Components

Image of the Kmise wireless receiver

Image: The compact Kmise wireless receiver with its power button and charging port visible.

  • Power Button: Turns the receiver on/off.
  • Charging Port: USB port for recharging the receiver's internal battery.
  • 6.35mm Output Jack: Connects to audio devices.

Setup Instructions

Follow these steps to set up your Kmise wireless microphone system:

  1. Charge the Receiver: Connect the receiver to a USB power source using the provided charging cable. A full charge takes approximately 3 hours and provides about 5 hours of use.
  2. Install Microphone Batteries: Open the battery cover of each microphone and insert 2 AA batteries (included), ensuring correct polarity.
  3. Turn on the Receiver: Press and hold the power button on the receiver until the indicator light illuminates.
  4. Turn on the Microphones: Press and hold the power button on each microphone. The microphones and receiver will automatically pair.
  5. Connect to Audio Device: Plug the receiver into the 6.35mm MIC jack of your audio mixer, karaoke machine, PA system, or speaker. If your device has a 3.5mm MIC jack, use the included 3.5mm to 6.35mm adapter cable.
Easy 3-step setup guide for Kmise wireless microphones

Image: Visual guide demonstrating the three easy steps for setup: 1. Turn on the receiver, 2. Turn on the microphones, 3. Plug the receiver into the speaker's MIC jack.

Important Note: The microphone system is only compatible with devices that have a 6.35mm (1/4'') MIC input jack. It is NOT compatible with XLR, AUX port connections, laptops, or smartphones directly.

Compatibility diagram for Kmise wireless microphones

Image: A diagram illustrating compatible devices (Active Speaker, Karaoke Machine, Audio Mixer, Power Amplifier, Outdoor Speaker, PA Speaker System) and incompatible devices (smartphone, laptop, TV) for the microphone system.

Operating Instructions

Once set up, your wireless microphone system is ready for use. The system features automatic pairing for convenience.

Frequency Adjustment

The Kmise wireless microphone system offers 2x30 adjustable UHF frequencies to prevent interference. Each microphone (Grey and Orange) operates on a different frequency range:

  • MIC (Grey): 520.5 - 549.5 MHz (30 frequencies)
  • MIC (Orange): 550.5 - 579.5 MHz (30 frequencies)

If you experience noise or interference, or if using multiple microphone systems simultaneously, you may need to change the operating frequency:

  1. Open the battery cover of the microphone.
  2. Locate the round "SET" button inside the battery compartment.
  3. Press the "SET" button to cycle through the available frequencies.
  4. Ensure that each microphone is set to a different channel number to avoid interference.
Diagram showing how to adjust microphone frequencies

Image: A close-up view of the microphone's internal "SET" button and the LCD display showing frequency changes from 520.9 MHz to 549.9 MHz.

Maintenance

  • Cleaning: Use a soft, dry cloth to clean the microphones and receiver. Do not use liquid cleaners or solvents.
  • Storage: When not in use, store the system in the provided EVA storage case in a cool, dry place away from direct sunlight and extreme temperatures.
  • Battery Care: Remove AA batteries from the microphones if they will not be used for an extended period to prevent leakage. Recharge the receiver regularly to maintain battery health.
  • Handling: Avoid dropping the microphones or exposing them to excessive moisture.

Troubleshooting

ProblemPossible CauseSolution
No sound from microphone.
  • Microphone or receiver is off.
  • Low microphone battery.
  • Receiver not properly connected to audio device.
  • Incorrect input selected on audio device.
  • Microphone not paired with receiver.
  • Incompatible audio device connection (e.g., XLR, AUX).
  • Ensure both microphone and receiver are powered on.
  • Replace AA batteries in the microphone.
  • Check the 6.35mm connection between receiver and audio device.
  • Select the correct MIC input on your speaker/mixer.
  • Turn off and on both microphone and receiver to re-initiate auto-pairing.
  • Ensure connection is via 6.35mm MIC jack only.
Interference or static noise.
  • Other wireless devices operating on similar frequencies.
  • Microphones on the same frequency.
  • Operating range exceeded.
  • Change the frequency of the microphone using the "SET" button (refer to "Frequency Adjustment" section).
  • Ensure each microphone is on a unique frequency.
  • Reduce the distance between the microphones and the receiver (maximum operating range is 200 feet).
Receiver not charging.
  • Faulty charging cable or power source.
  • Try a different USB charging cable or power adapter.

Specifications

BrandKmise
Model NameWireless Microphones (Model 8439)
Connectivity TechnologyUHF Wireless, 6.35 mm Jack
Microphone FrequenciesMIC (Grey): 520.5 - 549.5 MHz (30 frequencies)
MIC (Orange): 550.5 - 579.5 MHz (30 frequencies)
Operating RangeUp to 200 feet (60 meters) in open space
Receiver Battery LifeApprox. 5 hours (after 3 hours charge)
Microphone Power Source2 x AA Batteries (per microphone)
Polar PatternUnidirectional (Cardioid)
Enclosure MaterialMetal, Plastic
Item Weight0.85 Kilograms (total package)
Compatible DevicesAmplifier, Karaoke Machine, PA System, Speaker (with 6.35mm MIC input)
Product dimensions of Kmise wireless microphones and receiver

Image: Dimensions of the microphone (26.5cm/10.5in length) and receiver (10cm/4in length) along with the storage case.

Warranty and Support

This Kmise product comes with a 6-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use.

For technical support, warranty claims, or any questions regarding your product, please contact Kmise customer service through the retailer where you purchased the item or visit the official Kmise website for contact information.

© 2026 Kmise. All rights reserved.

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