1. Introducción
This manual provides detailed instructions for the setup, operation, and maintenance of your Aokeo V400 4-Channel UHF Wireless Microphone System. This system is designed to deliver clear and stable audio performance for various applications, including karaoke, public speaking, events, and musical performances. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
2. Contenido del paquete
Carefully unpack your Aokeo V400 Wireless Microphone System and verify that all items listed below are present and in good condition. If any items are missing or damaged, please contact customer support.
- 4 micrófonos de mano
- Receptor inalámbrico 1 x
- 2 x Antenas
- 4 x Anillos antideslizantes
- 1 x cable de alimentación
- 1 cable de audio de 6.35 mm
- 8 x AA Batteries (randomly included)
- 1 x Manual de usuario

Figura 2.1: Sobreview of the Aokeo V400 Wireless Microphone System package contents.
3. Producto terminadoview
The Aokeo V400 system features a robust metal receiver and four dynamic handheld microphones, designed for clarity and reliability.
3.1 Características del receptor
- Metal construction for durability.
- Four independent channels with individual volume controls.
- LED screens displaying frequency and signal status for each channel.
- AF/RF signal lights for monitoring connection status.
- Multiple output options (Line Out, Balanced XLR Outputs A, B, C, D).

Figura 3.1: detallada view of the Aokeo V400 receiver with labeled components.
3.2 Características del micrófono
- Dynamic microphones with cardioid pickup pattern for accurate sound capture.
- Automatic noise reduction function for clearer sound quality.
- Metal mesh head with integrated blowout prevention sponge.
- LED screen displaying channel and battery status.
- Powered by 2 AA batteries, offering over 8 hours of continuous use.

Figure 3.2: Dynamic microphone features, including sound pickup and noise reduction.

Figure 3.3: Microphone construction details, including battery compartment and display.
4. Instrucciones de configuración
Follow these steps to set up your Aokeo V400 Wireless Microphone System.
- Conecte el receptor: Place the receiver in a stable location. Connect the two antennas to the designated aerial ports on the back of the receiver. Connect the power cable to the receiver and then to a power outlet.
- Conectar al equipo de audio: Use the provided 6.35mm audio cable to connect the receiver's 'LINE OUT' port to the input of your speaker, mixer, power amplifier, or sound card. For individual microphone outputs, use XLR cables (not included) to connect the balanced outputs (MIC A, B, C, D) to your audio equipment.
- Encienda el receptor: Press the power button on the receiver to turn it on. The LED screens should illuminate.
- Insertar pilas en los micrófonos: Unscrew the bottom part of each handheld microphone and insert two AA batteries, observing the correct polarity.
- Encender los micrófonos: Long press the power button on each microphone for 2 seconds to turn it on. The microphone's LED screen will display its channel and frequency.
- Emparejamiento automático: The microphones will automatically connect to the receiver. When a microphone is successfully connected, the corresponding AF/RF signal light on the receiver will turn red. When the microphone is actively transmitting audio, the receiver's light will flash yellow.
- Ajustar el volumen: Before use, adjust the individual volume knobs (VOL.A, VOL.B, VOL.C, VOL.D) on the receiver to a low level, then gradually increase to your desired volume.

Figure 4.1: Power switch location on microphone and receiver.

Figura 4.2: Ilustración del rango de transmisión inalámbrica.
5. Instrucciones de funcionamiento
Once set up, your Aokeo V400 system is ready for use.
5.1 Uso general
- Sostenga el micrófono aproximadamente a 2-6 pulgadas de su boca para una captación óptima del sonido.
- Avoid covering the microphone grille with your hand, as this can affect sound quality and signal.
- The system offers a stable wireless range of up to 200 feet (60 meters) in open outdoor environments. Performance may vary indoors due to obstacles and interference.
5.2 Control de volumen
Each microphone channel has an independent volume control knob on the receiver. Adjust these knobs to balance the audio levels of each microphone as needed.

Figure 5.1: Individual volume adjustment knobs on the receiver.
5.3 Compatibilidad
The receiver features a 6.35mm (1/4 inch) output interface for wide compatibility with various audio devices such as karaoke machines, power amplifiers, outdoor speakers, mixers, and sound cards. Note that a 3.5mm interface is not directly supported; an adapter would be required for devices using this connection type (adapter not included).

Figure 5.2: Compatibility with various audio devices.
6. Mantenimiento
Un mantenimiento adecuado garantiza la longevidad y el rendimiento óptimo de su sistema de micrófono.
- Limpieza: Utilice un paño suave y seco para limpiar el receptor y los micrófonos. No utilice limpiadores líquidos ni productos abrasivos.
- Reemplazo de batería: Replace AA batteries in the microphones when the battery indicator on the microphone's LED screen shows low power. Always use fresh, high-quality batteries.
- Almacenamiento: Cuando no se utilicen durante períodos prolongados, retire las baterías de los micrófonos y guarde el sistema en un lugar fresco y seco, alejado de la luz solar directa y de temperaturas extremas.
- Manejo: Evite dejar caer los micrófonos o el receptor, ya que esto puede causar daños internos.
7. Solución de problemas
If you encounter issues with your Aokeo V400 system, refer to the following common problems and solutions.
| Problema | Posible causa | Solución |
|---|---|---|
| No hay sonido de micrófonos |
|
|
| Mala calidad de sonido o interferencia |
|
|
| El micrófono se corta intermitentemente |
|
|
8. Especificaciones
| Característica | Detalle |
|---|---|
| Marca | Aokeo |
| Modelo | V400 |
| Número de canales | 4 |
| Factor de forma del micrófono | Portátil |
| Patrón polar | Unidireccional (cardioide) |
| Tecnología de conectividad | UHF Wireless, Auxiliary (6.35mm) |
| Fuente de alimentación (micrófonos) | 2 pilas AA (por micrófono) |
| Battery Life (Microphones) | 8+ hours (with new AA batteries) |
| alcance inalámbrico | Hasta 200 pies (60 metros) en espacio abierto |
| Característica especial | Volume Control, Automatic Noise Reduction |
| Usos recomendados | Indoor/Outdoor (Karaoke, Singing, Wedding, Party, Speech, Church) |
| Peso del artículo | 6.98 libras (paquete total) |
| Dimensiones del paquete | 21 x 11.5 x 6 pulgadas |
9. Garantía y soporte
The Aokeo V400 Wireless Microphone System comes with a Servicio postventa de 12 meses. If you experience any issues with your product, please contact Aokeo customer support for assistance. We are committed to providing solutions, including product replacement if necessary.
For support, please refer to the contact information provided with your purchase or visit the official Aokeo websitio.




