1. Ifihan
This manual provides instructions for the MAIRDI Wireless Bluetooth 5.2 Headset, Model M890DBT04. This headset is designed for clear communication in various environments, including PC use, office settings, and call centers. Key features include Bluetooth 5.2 connectivity, a noise-canceling microphone, multipoint pairing, and extended battery life.
2. Package Awọn akoonu
Daju pe gbogbo awọn nkan wa ninu apo rẹ:
- MAIRDI Wireless Bluetooth Headset
- USB Bluetooth Dongle (V5.0)
- Iduro gbigba agbara
- Okun Ngba agbara USB
- Afowoyi Olumulo (iwe-ipamọ yii)

Image: The MAIRDI Wireless Bluetooth Headset, its dedicated charging stand, and the accompanying USB Bluetooth dongle.
3. Awọn ilana iṣeto
3.1 Ngba agbara si Agbekọri
Before initial use, fully charge the headset. The headset offers up to 40 hours of talk time and 400 hours of standby time on a single 2-hour charge.
- Lilo Iduro gbigba agbara: Place the headset onto the charging stand. Ensure the charging contacts align.
- Using the USB Cable: Connect the USB charging cable to the headset's charging port and to a compatible USB power source.

Image: Visual representation of the headset's battery life: 40 hours talk time, 400 hours standby time, and 2 hours for a full charge.
3.2 Nsopọ si Awọn ẹrọ
The headset supports Bluetooth 5.2 for stable and efficient connections, including multipoint pairing.
3.2.1 Bluetooth Mode (for devices with built-in Bluetooth)
- Ensure the headset is powered on and in pairing mode (refer to the headset's LED indicator for status).
- Lórí ẹ̀rọ rẹ (fóònù alágbéka, kọ̀ǹpútà alágbèéká, àti bẹ́ẹ̀ bẹ́ẹ̀ lọ), mu Bluetooth ṣiṣẹ́ kí o sì wá àwọn ẹ̀rọ tó wà.
- Select "MAIRDI M890DBT04" from the list to pair.
3.2.2 USB Dongle Mode (for PCs without built-in Bluetooth)
The included USB dongle provides a plug-and-play solution for computers.
- Insert the USB Bluetooth dongle into an available USB port on your PC.
- The dongle will automatically connect to the headset. No additional drivers are typically required.

Image: The MAIRDI headset connected simultaneously to a smartphone and a laptop, illustrating its multipoint pairing capability.
4. Awọn ilana Iṣiṣẹ
4.1 Agbekọri idari
The headset features intuitive controls for managing calls and audio.
- Iṣakoso iwọn didun: Adjust audio levels using the dedicated volume buttons.
- Pa Iṣẹ́ Dakẹ́ A mute button allows you to quickly turn the microphone on or off during calls. Akiyesi: The microphone mute function primarily works with cell phones and specific PC applications like Microsoft Teams and Skype for Business.
- Titan/Apapa: Use the power button to turn the headset on or off.
4.2 Gbohungbohun Lilo
The headset is equipped with a noise-canceling microphone for clear voice transmission.
- Ifagile Ariwo: The microphone filters up to 90% of background noise, ensuring your voice is clear to listeners.
- Rotatable Boom: The microphone boom can rotate 330 degrees, allowing you to position it on either the right or left side for optimal comfort and voice pickup.

Image: A user demonstrating the noise-canceling microphone feature with an icon indicating one-key mic mute.
4.3 Ìtùnú àti Ìbámu
The headset is designed for extended wear comfort.
- Ẹ̀gbà orí tí a fi aṣọ bò: Provides cushioning for comfortable wear.
- Breathable Protein Skin Earmuffs: Designed for maximum comfort during long periods of use.
- Akọkọ ti o le ṣatunṣe: The stainless steel headband can be adjusted to fit various head sizes securely.

Aworan: Alaye view of the headset's comfort features, including soft ear cushions, a 330-degree rotatable microphone, and an adjustable headband.
4.4 Awọn oju iṣẹlẹ Lilo Iṣeduro
This headset is suitable for a variety of communication needs:
- Online courses and remote learning
- Video conferencing (e.g., Zoom, Microsoft Teams, Cisco Jabber)
- Call centers and customer service roles
- Office and home office environments
- Truck drivers requiring clear communication on the road
- Business meetings, VoIP calls, webinars, Skype chat, telephone conferences, speech dictation.

Image: Various usage scenarios for the MAIRDI headset, including online learning, video chat, home office work, and telephone conferences.
5. Itọju
To ensure the longevity and optimal performance of your MAIRDI Wireless Bluetooth Headset, follow these maintenance guidelines:
- Ninu: Fi rọra nu agbekari pẹlu asọ ti o gbẹ. Yago fun lilo awọn kẹmika lile tabi awọn ohun elo abrasive.
- Ibi ipamọ: Tọju agbekari naa ni itura, aye gbigbẹ kuro lati orun taara ati awọn iwọn otutu to gaju.
- Itọju Batiri: For optimal battery health, avoid fully discharging the battery frequently. Charge the headset regularly, especially if it will not be used for an extended period.
- Yago fun Ọrinrin: The headset is not water-resistant. Keep it away from liquids and high humidity.
6. Laasigbotitusita
Tí o bá ní ìṣòro pẹ̀lú agbekọri rẹ, wo àwọn ìdáhùn tí ó wọ́pọ̀ wọ̀nyí:
- Ko si Agbara: Ensure the headset is fully charged. Connect it to the charging stand or USB cable and allow it to charge for at least 30 minutes before attempting to power it on.
- Ko le So pọ:
- Rii daju pe agbekari wa ni ipo sisopọ.
- Pa ati tun-ṣiṣẹ Bluetooth lori ẹrọ rẹ.
- If using the USB dongle, ensure it is securely plugged into the PC.
- Pa àwọn ìbáṣepọ̀ Bluetooth tó ti wà tẹ́lẹ̀ lórí ẹ̀rọ rẹ rẹ́ kí o sì gbìyànjú láti so wọ́n pọ̀ lẹ́ẹ̀kan sí i.
- Intermittent Connection/Disconnections:
- Ensure you are within the Bluetooth range (up to 20 meters/60 feet).
- Din kikọlu kuro lati awọn ẹrọ alailowaya miiran.
- Tun agbekari mejeeji bẹrẹ ati ẹrọ ti a ti sopọ.
- Poor Audio Quality (for you):
- Ṣatunṣe iwọn didun lori mejeeji agbekari ati ẹrọ ti a ti sopọ.
- Ensure the headset is properly seated on your ears.
- Poor Audio Quality (for others - e.g., buzzing/noise):
- Rí i dájú pé gbohùngbohùn náà wà ní ibi tí ó yẹ nítòsí ẹnu rẹ.
- Daju pe gbohungbohun ko dakẹ.
- Test the headset in a quieter environment to rule out excessive background noise overwhelming the noise-canceling feature.
- Check your device's audio input settings to ensure the MAIRDI headset is selected as the primary microphone.
- Microphone Mute Not Working on PC Application: The mute button's functionality is application-dependent. It is confirmed to work with Microsoft Teams and Skype for Business. For other applications, you may need to use the mute function within the software itself.
7. Awọn pato
| Ẹya ara ẹrọ | Sipesifikesonu |
|---|---|
| Nọmba awoṣe | M890DBT04 |
| Asopọmọra Technology | Ailokun (Bluetooth) |
| Ẹya Bluetooth | 5.2 |
| Bluetooth Ibiti | Titi de awọn mita 20 (60 ẹsẹ) |
| Awọn agbekọri Jack | USB (nipasẹ dongle) |
| Gbohungbohun | Noise-canceling, 330° rotatable boom |
| Igbesi aye batiri (Aago Ọrọ) | Titi di wakati 40 |
| Ìgbésí Ayé Bátìrì (Àkókò Ìdúró) | Titi di wakati 400 |
| Akoko gbigba agbara | O fẹrẹ to awọn wakati 2 |
| Apẹrẹ Akọti | Lori Eti |
| Ohun elo | Awọ, Ṣiṣu, Irin Alagbara |
| Iwọn Nkan | kilo 0.47 (1.04 poun) |
| Iwọn Igbohunsafẹfẹ | 20 Hz - 20,000 Hz |
| Awọn ẹrọ ibaramu | PC, laptop, desktop, landline deskphone, cell phone |
| Pataki Awọn ẹya ara ẹrọ | Bluetooth 5.2 stable connection, HD wideband audio, Multipoint Pairing, long battery life, noise canceling microphone |

Image: Diagram illustrating the advanced 5.2 Bluetooth technology and 40mm speaker drivers for premium audio quality.
8. Atilẹyin ọja ati Support
MAIRDI is committed to providing quality products and superior after-sales service. For any questions, technical assistance, or warranty inquiries, please contact MAIRDI customer support through the retailer where the product was purchased or visit the official MAIRDI webojula fun alaye olubasọrọ.





