1. Introduction
Thank you for choosing the Aigo R5511 Digital Voice Recorder. This device is designed for high-quality audio recording with dual omnidirectional microphones and 16GB of internal storage. It is suitable for various applications including lectures, meetings, interviews, and personal notes. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance of your device.

Figure 1 : Face avant view of the Aigo R5511 Digital Voice Recorder.
2. Contenu du colis
Veuillez vérifier que tous les articles sont présents dans votre colis :
- 1 x Aigo R5511 Digital Voice Recorder
- 1 x écouteur
- 1 x câble USB
- 1 x VIP Card (for support information)
- 1 x Microphone protection sponge
3. Installation
3.1 Chargement de l'appareil
Before first use, fully charge the voice recorder. Connect the supplied USB cable to the recorder's USB port and then to a computer's USB port or a compatible USB wall adapter. The device can record continuously for approximately 13 hours on a single full charge. It can also record while charging.

Figure 2: Connecting the Aigo R5511 to a power source for charging.
3.2 Mise sous tension initiale
Locate the power button or switch on the device. Press and hold (or slide) to power on the recorder. The LCD screen will illuminate, indicating the device is ready for use.
4. Mode d'emploi
4.1 Enregistrement audio
Pour démarrer l'enregistrement, appuyez sur la touche REC button. The recording indicator will activate, and the device will begin capturing audio. To stop recording and save the file, appuyez sur le ARRÊT button. The recorder supports PCM (192kbps) high-quality recording with dynamic noise reduction.

Figure 3: The dual omnidirectional microphones enable 360-degree audio capture.
4.2 Enregistrement activé par la voix (VOR)
The device features a voice-activated recording mode. When enabled, the recorder will automatically start recording when sound is detected and pause when silence occurs, conserving memory and battery life. Refer to the on-screen menu for instructions on how to activate and adjust VOR sensitivity.

Figure 4: The voice activation feature helps optimize recording time.
4.3 Lecture
Pour lire un enregistrement files, navigate through the menu to your saved recordings. Select a file et appuyez sur le JOUER button. During playback, you can use the A-B repeat function to loop a specific section, or use fast forward and rewind functions to navigate through the audio.
4.4 Fonctionnalités du lecteur MP3
The Aigo R5511 can also function as an MP3 player. Store MP3 or WAV musical files in the MUSIC folder on the device's 16GB memory. The device supports 7 different sound modes for MP3 playback, including Rock, Pop, Classical, Soft, Jazz, and Bass.
5. File Transfert vers l'ordinateur
Pour transférer l'enregistrement files to your computer (Mac or PC), connect the recorder using the supplied USB cable. The device will appear as a removable storage drive. You can then drag and drop files from the recorder to your computer's folders. The recorder's internal memory has a capacity of 16GB, allowing for up to 150 hours of HQ recording, 300 hours for SQ recording, and 2230 hours for LQ recording.
6. Entretien
To ensure the longevity and optimal performance of your Aigo R5511 Digital Voice Recorder, follow these maintenance guidelines:
- Nettoyez l'appareil avec un chiffon doux et sec. Évitez d'utiliser des produits nettoyants liquides.
- Protégez l'appareil des températures extrêmes, de la lumière directe du soleil et de l'humidité.
- Évitez de faire tomber l'appareil ou de le soumettre à des chocs violents.
- Regularly back up your important recordings to a computer to prevent data loss.
- En cas de non-utilisation prolongée, assurez-vous que l'appareil est complètement chargé avant de le ranger et rechargez-le périodiquement pour préserver la durée de vie de la batterie.
7. Dépannage
If you encounter issues with your Aigo R5511, please refer to the following common solutions:
- L'appareil ne s'allume pas : Assurez-vous que la batterie est chargée. Branchez l'appareil à une source d'alimentation à l'aide du câble USB et réessayez.
- Impossible d'enregistrer : Check if the device has sufficient memory. Delete old files if necessary. Ensure the REC Le bouton est enfoncé fermement.
- Mauvaise qualité d'enregistrement : Ensure the microphones are not obstructed. Record in a quiet environment. Adjust microphone sensitivity settings if available.
- Impossible de transférer files à l'ordinateur : Ensure the USB cable is securely connected to both the recorder and the computer. Try a different USB port or cable. Restart both the recorder and the computer.
- L'appareil se bloque ou ne répond plus : Press and hold the power button for several seconds to force a shutdown, then restart the device.
8. Spécifications
| Fonctionnalité | Spécification |
|---|---|
| Numéro de modèle | R5511 |
| Marque | aigo |
| Capacité de stockage de la mémoire | 16 Go |
| Qualité d'enregistrement | PCM (192kbps) |
| Facteur de forme du microphone | Built-In, Dual Omnidirectional |
| Mode de fonctionnement du microphone | Stéréo |
| Autonomie de la batterie (enregistrement) | Environ 13 heures |
| Formats audio pris en charge | MP3, WAV |
| Interface matérielle | USB |
| Couleur | Argent |
9. Garantie et assistance
Aigo is committed to providing quality products and customer satisfaction. While specific warranty details are not provided in this manual, please refer to the VIP Card included in your package for information regarding product support and any applicable warranty terms. If you have any concerns or require assistance, please do not hesitate to contact our customer support. Our mission is to provide prompt online support and ensure your satisfaction.