Introducción
This user manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your G-MARK X320FM Wireless Microphones System. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
Producto terminadoview
Características principales
- Unique LED Light Design: Microphones feature an LED halo for visual feedback.
- Frecuencia ajustable: Dual UHF technology with a selectable frequency range of 520 MHz to 560 MHz, allowing for frequency changes if interference occurs.
- Plug and Play, Auto Pairing: Automatic frequency synchronization between receiver and microphones upon power-on.
- Construcción robusta: Microphones are constructed from metal for durability and impact resistance.
- Pantalla LCD: Professional receiver features an LCD screen displaying channels and frequencies.
- Amplia aplicación: Compatible con amplifiers, speakers, audio mixers, and other PA systems, suitable for karaoke, DJ events, parties, church, weddings, speeches, conferences, and outdoor events.
Contenido del paquete
The G-MARK X320FM Wireless Microphones System package includes the following items:
- 1 x caja receptora
- 2 micrófonos de mano inalámbricos UHF
- 1 x 6.35 Cable Audio mm
- 1 x adaptador de corriente
- 2 x Antenas
- 2 x Anti-skid Rings
- 1 x Manual de usuario

Figure 1: Contents of the G-MARK X320FM package, including the receiver, two handheld microphones, power adapter, audio cable, antennas, and anti-skid rings.
Identificación de componentes
Receiver Front and Rear Panels

Figura 2: Frente view of the G-MARK X320FM receiver, showing the display, volume controls, and power switch. Rear view details XLR outputs, MIX OUT, power input, and antenna connections.
- Panel frontal: Features UP/VOL and DW/VOL buttons for channel A and B, CHA/CHB frequency displays, RF/AF indicators, and a central power switch.
- Panel trasero: Includes ANT-A and ANT-B antenna connectors, BALANCED OUT-A and BALANCED OUT-B XLR outputs, a MIX OUT (AF A+B) 6.35mm audio output, and a DC9-12V power input.
Handheld Microphone Details

Figura 3: detallada view of the G-MARK X320FM handheld microphone, showing the microphone head, internal components, battery compartment, and AFH switch for frequency selection.
- Cabezal de micrófono: Metal mesh grille for protection and clear sound quality.
- Cuerpo: Construcción de metal duradera.
- Mostrar: Muestra el nivel de batería y la frecuencia actual.
- Botón de encendido: For turning the microphone on/off.
- Compartimento de la batería: Located at the bottom of the microphone for battery insertion.
- AFH Switch: Allows for channel selection (A, B, C, D) on the microphone.
Instrucciones de instalación
1. Instalación de la batería
To install batteries in the handheld microphones:
- Desatornille la parte inferior del micrófono para revelar el compartimiento de la batería.
- Inserte dos pilas AA, asegurándose de la polaridad correcta.
- Vuelva a atornillar la parte inferior de forma segura.
Video 1: Demonstrates battery installation in the handheld microphone (0:54 - 1:02).
2. Conexión del receptor
Connect the receiver to your audio system using the provided 6.35mm audio cable or XLR cables (not included for XLR). Ensure you connect to the Conector MIC En tu amplifier, speaker, or audio mixer, not the AUX jack.

Figure 4: Diagram illustrating how to connect the G-MARK X320FM receiver to various audio devices like a professional music mixer, amplifier, or karaoke machine. Note that connection to laptops, iPads, phones, or TVs is generally not compatible.
3. Conexión de antena
Screw the two antennas onto the ANT-A and ANT-B connectors on the rear panel of the receiver. Position them vertically for optimal signal reception.
4. Encendido
Connect the power adapter to the DC9-12V input on the receiver and plug it into a power outlet. Press the central POWER button on the receiver to turn it on. Then, press the POWER button on each handheld microphone to turn them on.
Video 2: Shows the receiver powering on (0:19 - 0:23) and a microphone powering on (1:02 - 1:07).
Instrucciones de funcionamiento
1. Automatic Pairing (Flash Match)
The G-MARK X320FM system features automatic frequency synchronization. Once the receiver and microphones are powered on, they will automatically pair and lock to an available frequency. The receiver's display will show the synchronized frequency.

Figure 5: Illustrates the 'Flash Match' feature where the microphone and receiver automatically lock frequency immediately after power on.
2. Ajuste de frecuencia
If you experience interference, you can manually adjust the frequency on the handheld microphone. The receiver's frequency for that channel will automatically change to match the microphone's new frequency.
- Locate the AFH switch inside the microphone's battery compartment.
- Use the switch to select a different channel (A, B, C, or D).
- Observe the receiver's display; the frequency for the corresponding channel will update.
Video 3: Demonstrates frequency adjustment on the handheld microphone and how the receiver's frequency changes accordingly (1:24 - 1:46).
3. Ajuste del volumen
Adjust the volume for each microphone channel directly on the receiver:
- For Channel A, use the 'UP/VOL' and 'DW/VOL' buttons on the left side of the receiver.
- For Channel B, use the 'UP/VOL' and 'DW/VOL' buttons on the right side of the receiver.
- The volume level will be displayed on the receiver's LCD screen.
Video 4: Shows how to adjust the volume using the UP/VOL and DW/VOL buttons on the receiver (1:47 - 1:58).
4. Frequency Lock/Unlock
To prevent accidental frequency changes, you can lock the receiver's frequency. To unlock, double-click the UP/VOL and DW/VOL buttons simultaneously on the desired channel.
Video 5: Demonstrates how to lock and unlock the receiver's frequency by double-clicking two keys simultaneously (1:15 - 1:23).
Mantenimiento
- Limpieza: Utilice un paño suave y seco para limpiar el receptor y los micrófonos. Evite usar limpiadores líquidos o disolventes.
- Cuidado de la batería: Retire las baterías de los micrófonos si no se utilizarán durante un período prolongado para evitar fugas.
- Almacenamiento: Guarde el sistema en un lugar fresco y seco, alejado de la luz solar directa y de temperaturas extremas.
- Manejo: Manipule los micrófonos y el receptor con cuidado para evitar daños físicos.
Solución de problemas
| Problema | Posible causa | Solución |
|---|---|---|
| No hay sonido de micrófonos | Microphone or receiver not powered on; low batteries; incorrect connection; mismatched frequency; receiver connected to AUX jack. | Ensure all devices are powered on. Check microphone batteries. Verify receiver is connected to the MIC input of your audio system. Check that microphone and receiver frequencies match. |
| Interferencia o mala calidad de sonido | Otros dispositivos inalámbricos que operan en la misma frecuencia; demasiado lejos del receptor; obstáculos que bloquean la señal. | Adjust microphone frequency to an unused channel. Reduce distance between microphone and receiver. Ensure a clear line of sight between devices. |
| Bajo volumen | Microphone volume too low; receiver volume too low; audio system volume too low. | Increase volume on the microphone, receiver, and your connected audio system. |
| Receiver display is locked | Frequency lock feature is active. | Double-click the UP/VOL and DW/VOL buttons simultaneously on the respective channel to unlock the frequency. |
Presupuesto
| Característica | Detalle |
|---|---|
| Número de modelo | G320FMus |
| Marca | MARCA G |
| Factor de forma del micrófono | Portátil |
| Material | Metal |
| Frecuencia del micrófono inalámbrico | 520 MHz - 560 MHz (Adjustable UHF) |
| Respuesta de frecuencia | 18 kHz |
| Sensibilidad de audio | 60 decibelios |
| Patrón polar | Unidireccional |
| Fuente de poder | Micrófonos alimentados por batería |
| Peso del artículo | 3.08 libras (Sistema) |
| Dimensiones del producto (L x An x Al) | 15.74 x 12.99 x 2.75 pulgadas |
| Tecnología de conectividad | XLR, conector de 6.35 mm |
| Dispositivos compatibles | Amplifier, Audio Mixer, Karaoke Machine |
Garantía y soporte
For warranty information, technical support, or any inquiries regarding your G-MARK X320FM Wireless Microphones System, please contact G-MARK customer service through the official channels provided at the point of purchase or on the G-MARK webSitio web. Conserve su comprobante de compra para reclamaciones de garantía.