1. Introduktion
The GRENARO Wireless Microphone system is designed for high-quality audio recording and live streaming, offering exceptional noise reduction and broad compatibility. This manual provides detailed instructions for setup, operation, and maintenance of your Dual Universal wireless microphone.

Image: GRENARO Wireless Lavalier Microphone designed for recording, highlighting its purpose and compatibility with Android and iPhone devices.
2. Hvad er der i æsken
Upon opening your GRENARO Wireless Microphone package, you should find the following components:
- 2 x trådløse mikrofonsendere
- 1 x Type-C modtager
- 1 x Type-C til Lightning-adapter til iOS
- 1 x 1 USB to 2 Type-C Cable
- 1 x opladningsetui

Image: A visual representation of all items included in the product package, including the charging case, two microphones, receiver, charging cable, and iOS adapter.
3. Produktfunktioner
- LED High-Definition Digital Display: The charging case features an LED screen that shows the remaining battery power numerically. A full charge takes approximately 1-2 hours, providing about 8 hours of continuous microphone operation.

Image: The charging case with an LED display showing battery percentage, illustrating the ultra-long battery life.
- Manual Adjustable 3-Level Noise Reduction: Equipped with a DSP intelligent noise reduction chip, the microphone offers three adjustable levels of noise reduction. This allows for professional full-band audio quality, adaptable to various environments from quiet indoors to noisy outdoors.

Image: Diagram showing the three levels of noise reduction and how they are indicated by the microphone's green light flashes.
- 65FT/20M Long-Distance Transmission: Built-in rechargeable batteries provide up to 8 hours of use after 1-2 hours of charging. The microphone offers a transmission distance of approximately 65 feet (20 meters) with real-time auto-sync technology for clear recording at a distance.

Image: A visual representation of the 65-foot transmission range, showing the microphone's effective operating distance from the recording device.
- 360° Omnidirectional Sound Reception: The high-sensitivity microphone captures sound from all directions (360°), ensuring comprehensive audio recording regardless of the surrounding environment.

Image: An illustration of the microphone's 360-degree omnidirectional sound capture capability, emphasizing professional sound capture.
- Lyd af høj kvalitet: The microphone delivers high-quality audio with a signal-to-noise ratio of 70 dB and a frequency response of 18 KHz, ensuring clear and crisp sound.

Image: A graphic illustrating the high-quality audio performance with details on sampling rate and depth.
- Kompakt og bærbart design: The mini design of the microphone makes it convenient to carry and save, offering 24-hour zero-feel comfort for effortless recording.

Image: A visual comparison highlighting the microphone's small and lightweight design, emphasizing its portability and comfort.
4. Opsætning og installation
4.1. Plug and Play Auto-Pairing
The GRENARO wireless microphone system is designed for easy setup. No Bluetooth pairing or additional apps are required for basic functionality.
- Plug the receiver into your device's Type-C port (or use the Lightning adapter for iOS devices).
- Turn on the microphone transmitter by pressing the side switch.
- The microphone and receiver will automatically pair and connect.

Image: A step-by-step visual guide demonstrating the plug-and-play auto-pairing process for the microphone and receiver.
4.2. Important Note for Android Users
For some Android devices, specific settings or third-party applications may be required for optimal performance:
- Enable OTG Feature: If the connection is unsuccessful, please enable the OTG (On-The-Go) feature in your phone's settings. This feature allows Android phones to connect directly to external devices. Some models may require manual activation.
- Tredjeparts kameraapp: If your default camera app does not work with the external microphone, it is recommended to download a third-party application such as "Open Camera". Within the Open Camera app, navigate to Settings > Video Settings > Audio Source and select "External mic (if present)".

Image: Instructions for Android users regarding enabling OTG and using the Open Camera app for microphone compatibility.
5. Betjeningsvejledning
5.1. Opladning
The charging case features an LED display that indicates the battery level. Place the microphones into the charging case to charge them. The case itself is charged via the provided USB to Type-C cable.
5.2. Noise Reduction Adjustment
The microphone offers three levels of noise reduction. Refer to the product features section for details on how to adjust these levels based on your environment.
5.3. Reverberation Mode
The microphone supports a reverberation mode, suitable for live singing or recording environments where a KTV effect is desired. This mode can be activated by clicking the microphone button 3 times.

Image: A visual representation of the reverberation mode, indicating its use for live singing or recording with a KTV effect.
5.4. Monitoring Function and Charging Port Design
The receiver features a headphone monitoring function, allowing you to plug in earphones to monitor the recorded content in real-time and prevent recording failures. Additionally, the charging port on the receiver supports charging your phone while recording, ensuring uninterrupted sessions.

Image: Details on the headphone monitoring function and the innovative charging port design on the receiver, allowing simultaneous phone charging.
6. Vedligeholdelse
6.1. Initial Setup - Removing Protective Partition
Upon receiving your product, please remove the protective partition located at the charging port of the microphone. This partition is designed to prevent dust, dirt, and other substances from contaminating the charging port during transit. After removal, you can connect the microphone to the charging case and begin charging.

Image: A visual guide demonstrating the removal of the protective partition from the microphone's charging port.
7. Fejlfinding
- Connection Issues (Android): If your microphone is not connecting, ensure the OTG feature is enabled in your Android device's settings. For some devices, this feature needs to be manually activated.
- Recording Issues (Android Camera App): If your default camera application does not record audio from the external microphone, download and use a third-party camera app like "Open Camera". Remember to set the audio source to "External mic (if present)" within the app's settings.
- Ingen lyd/lav lyd: Check that the microphone is fully charged and properly paired with the receiver. Ensure the receiver is securely plugged into your device. Verify that the volume levels on your recording device are appropriately set.
- Støjinterferens: Utilize the 3-level noise reduction feature to minimize background noise. Select the appropriate level based on your recording environment.
8. Specifikationer
| Feature | Detalje |
|---|---|
| Model | Dual Universal |
| Kompatible enheder | iPhone, Laptop, Tablet, Smartphone (iOS & Android Type-C) |
| Farve | Sort |
| Polar mønster | Omnidirektionel |
| Varens vægt | 6.9 gram |
| Mikrofon formfaktor | Lavalier |
| Dimensioner (L x B x H) | 8 x 6 x 2.5 centimeter |
| Strømkilde | Batteridrevet (1 lithium-ion-batteri inkluderet) |
| Materiale | Plast |
| Signal-støjforhold | 70 dB |
| Antal kanaler | 2 |
| Frekvensområde | 100Hz - 10KHz |
| Frekvensrespons | 18 KHz |
| Forbindelsesteknologi | USB Type-C |
| Oprindelsesland | Kina |
9. Garanti og support
The GRENARO wireless microphone comes with a 1-year warranty from the date of purchase. To register and activate your warranty, please send your order ID to kundeservice@grenaro.com. This ensures you receive full warranty coverage and customer service support.
Kundeservice Kontakt:
- E-mail: kundeservice@grenaro.com
- Tlf / WhatsApp: +91 9667585067
Our customer service team is available to assist you with any questions or concerns during use.

Image: Information regarding the 12-month product care, warranty registration, and customer support contact details.



