1. Introdución
This manual provides detailed instructions for the MAIRDI USB Headset M890DUC. This headset is designed for clear communication in various environments, including PC, laptop, office, and call center applications. It features a noise-canceling microphone and wideband audio for enhanced sound quality.
2. Contido do paquete
- 1 x MAIRDI USB Headset M890DUC

3. Configuración e conexión
3.1 Conexión dos auriculares
- Locate an available USB-A port on your computer (PC, laptop, desktop, Mac).
- Plug the USB-A connector of the headset into the USB port.
- The headset is plug-and-play; no additional drivers are typically required. Your operating system should automatically detect and configure the device.
- Verify the headset is selected as the default audio input and output device in your computer's sound settings.

4. Instrucións de funcionamento
4.1 In-Line Controls
Os auriculares inclúen unha unidade de control en liña para unha cómoda xestión do son:
- Botón para subir o volume (+): Prema para aumentar o volume de escoita.
- Botón para baixar o volume (-): Prema para diminuír o volume de escoita.
- Botón de silencio do micrófono: Press to mute or unmute the microphone. A red indicator light typically signifies that the microphone is muted.
- Botón de chamada: This button may function as an answer/end call button depending on the software application used.

4.2 Microphone Adjustment
The microphone arm is designed to be 330-degree rotatable, allowing you to wear the headset on either your left or right side. Position the microphone approximately 1-2 inches from your mouth for optimal voice pickup.

4.3 Como usar os auriculares
Adjust the headband to fit comfortably over your head. The plush soft protein leatherette ear cushions are designed for extended wear. The ear pieces are 180-degree rotatable to ensure a proper fit.

5. Características clave
5.1 Noise-Canceling Microphone
The headset incorporates advanced noise-canceling technology in its microphone to reduce background noise, ensuring clear voice transmission during calls, even in noisy environments.

5.2 Wideband Audio
Equipped with powerful 40mm speaker drivers and a wideband audio solution, the headset delivers high-definition natural clear sound. An integrated USB chip with DSP technology optimizes both speaker sound and microphone voice for clear communication.

5.3 Durabilidade
The headset is constructed with lightweight yet tough materials, featuring a reinforced cord built with Kevlar to withstand daily use and demanding environments.
6. Mantemento
Para garantir a lonxevidade e o rendemento óptimo dos seus auriculares, siga estas pautas de mantemento:
- Clean the ear cushions and headband regularly with a soft, dry cloth.
- Evite expoñer os auriculares a temperaturas extremas, humidade ou luz solar directa.
- Non empregue produtos químicos duros nin limpadores abrasivos.
- Store the headset in a clean, dry place when not in use.
7 Solución de problemas
If you encounter issues with your MAIRDI USB Headset, refer to the following common solutions:
- Sen son ou o micrófono non funciona:
- Asegúrate de que o conector USB estea completamente inserido no porto.
- Check your computer's sound settings to confirm the MAIRDI headset is selected as the default playback and recording device.
- Verify the microphone mute button on the in-line control is not activated.
- Try connecting the headset to a different USB port or another computer to rule out port or system issues.
- Poor Audio Quality (Static, Crackling, Low Volume):
- Adjust the volume using the in-line controls and your computer's system volume.
- Ensure the microphone is positioned correctly, about 1-2 inches from your mouth.
- Evite colocar os auriculares preto de fontes de interferencias electromagnéticas.
- If using communication software (e.g., Zoom, Teams), check its audio settings.
- In-Line Controls Not Responding:
- Ensure the headset is properly connected to the USB port.
- Reinicie a aplicación ou o ordenador.
8. Especificacións técnicas
| Característica | Detalle |
|---|---|
| Nome do modelo | M890DUC USB Headset |
| Tecnoloxía de conectividade | Con cable (USB) |
| Jack para auriculares | USB |
| Interface do dispositivo de entrada | USB |
| Características de control de ruído | Cancelación activa de ruído (micrófono) |
| Tipo de controlador de audio | Driver dinámico |
| Forma do auricular | Sobre orella |
| Tipo de control | Control de volume, silenciar micrófono, botón de chamada |
| Micrófono | Noise Canceling, 330° Rotatable Arm |
| Almofadas para orellas | Protein Leatherette |
| Diadema | Adjustable, Leather Buffer Pad |
| Dispositivos compatibles | PC, Laptop, Desktop (Windows, Mac) |
| Peso do elemento | 105 gramos (3.7 onzas) |
| Material | Leather, Metal, Plastic, Stainless Steel |
| Cor | Negro |
| UPC | 824917866111 |
9. Garantía e soporte
MAIRDI provides a 2-year warranty for this conference call headset. In case of any questions or problems during the use of the PC headphone, please contact MAIRDI customer support. They aim to reply within 24 hours.
For further assistance, please visit the official MAIRDI websitio web ou consulte a documentación da súa compra para obter os datos de contacto.