NU-RG300GR - Audio recorder NUVO - Free user manual and instructions
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| Product Type | Digital Audio Recorder |
| Brand | NUVO |
| Model | NU-RG300GR |
| Color | Graphite Gray |
| Recording Format | MP3 / WAV |
| Built-in Microphone | Yes |
| Built-in Speaker | Yes |
| Recording Modes | Voice, Meeting, Lecture |
| Storage Media | microSD Card (up to 32GB) |
| Display | LCD |
| Interfaces | USB 2.0, 3.5mm Headphone Jack |
| Battery Type | Built-in Lithium Polymer |
| Battery Capacity | 300 mAh |
| Charging Time | Approximately 2 Hours |
| Operating Time | Up to 8 Hours (Recording) |
| Dimensions | 45 x 18 x 10 mm |
| Weight | 15 g |
| Signal-to-Noise Ratio | ≥ 80 dB |
| Sample Rate | 8 kHz – 48 kHz |
| Bitrate | 32 kbps – 192 kbps |
| Special Features | One-touch Recording, Voice Activation |
| Maintenance and Cleaning | Clean with a soft dry cloth; keep away from moisture and dust. |
| Safety Instructions | Do not disassemble or expose to heat; handle with care. |
| Spare Parts and Repairability | Available at authorized service centers; battery is non-removable. |
| General Information | User manual available for free download at notice-facile.com. |
Frequently Asked Questions - NU-RG300GR NUVO
How do I transfer recordings from the NUVO NU-RG300GR to my computer?
Connect the recorder to your computer using the USB 2.0 cable. The device will appear as a removable drive. Access the recorded files in the REC folder and copy them to your computer.
Can I use the NU-RG300GR for live music recordings?
Yes, the recorder supports WAV format at a sample rate of up to 48 kHz, which provides good quality for live music. However, for best results, place the recorder close to the sound source and use the microSD card with sufficient space.
How do I adjust the recording level on this audio recorder?
The NU-RG300GR offers preset recording modes such as Voice, Meeting, and Lecture. You can also set the bitrate from 32 to 192 kbps via the menu to balance quality and file size. There is no manual gain control; choose the mode that best matches your environment.
How do I charge the built-in battery?
Connect the included USB cable to a power adapter or computer. The charging indicator lights up while charging. A full charge takes about 2 hours and provides up to 8 hours of recording time.
Does the NU-RG300GR support an external microphone?
No, this model has only a built-in microphone. The 3.5mm jack is for headphones only, which allows you to monitor the recording.
What is the battery life in recording mode?
With a fully charged lithium polymer battery, the device can record continuously for up to 8 hours in standard MP3 mode. Battery life may vary with microSD card type and recording settings.
Is there a voice activation feature to save storage space?
Yes, the voice activation (VOX) function automatically starts recording when sound is detected and pauses when it becomes quiet. This helps extend battery life and optimize storage usage.
How do I delete files on the recorder?
While in the file list, select the file you want to remove and press the Delete button on the device. Alternatively, connect the recorder to a computer and delete files directly from the SD card folder. Be sure to back up important recordings before deleting.
What is the maximum recording time I can expect with a 32GB microSD card?
At a bitrate of 128 kbps MP3, a 32GB card can store approximately 500 hours of audio. In WAV format with high quality, the time is reduced to roughly 48 hours. Always check the file size on the display.
Are there any compatible accessories with the NU-RG300GR?
This recorder is compatible with standard microSD cards up to 32GB and any 3.5mm headphones. A USB cable is included for charging and data transfer. Cases and stands can be used, but they are not required for operation.
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USER MANUAL NU-RG300GR NUVO
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Product information
Brand : NUVO
Model : NU-RG300GR
Category : Audio recorder