XLW XIN7004-DXZ-240123-CH
XLW 16-Minute Voice Recorder User Manual
Model: XIN7004-DXZ-240123-CH
Introduction
This manual provides comprehensive instructions for the XLW 16-Minute Voice Recorder (Model: XIN7004-DXZ-240123-CH). This device is designed for easy customization, allowing users to download and play up to 16 minutes of audio, making it ideal for personalized gifts, plush toys, and various DIY projects. Please read this manual thoroughly before use to ensure proper operation and longevity of your device.
Product Overview
The XLW 16-Minute Voice Recorder is a compact, heart-shaped module featuring a speaker, play button, and a micro USB port for charging and data transfer. It is designed for integration into various creative projects.

Figure 1: Front view of the XLW 16-Minute Voice Recorder. This image shows the heart-shaped design, the central speaker, and the main play button.
Key Components

Figure 2: Product details and labeled components. This image highlights the speaker, play button, LED light, micro USB port for charging and data, volume control, power switch, and charging indicator light.
- Speaker: Integrated speaker for audio playback.
- Play Button: Activates audio playback.
- LED Light: Indicates device status during playback and charging.
- Download Audio / Charging Port (Micro USB): Used for connecting to a computer for audio transfer and for charging the internal battery.
- Volume Control: Adjusts the playback volume.
- Switch: Power ON/OFF switch. Must be ON for computer connection.
- Charging Indicator Light: Red light indicates charging, turns off when fully charged.
Product Dimensions

Figure 3: Product dimensions. The device measures approximately 60mm x 60mm x 18mm (2.36 x 2.36 x 0.71 inches) and weighs 28.8 grams.
Setup Guide
Follow these steps to prepare your voice recorder for use, including downloading custom audio files.
Downloading DIY Audio
The device supports downloading custom audio files via USB. Ensure the device is switched "ON" before connecting to your computer.

Figure 4: Steps for downloading audio to the device. This visual guide illustrates the process from connecting the device to managing audio files on your computer.
- Turn on the switch: Locate the power switch on the device and slide it to the "ON" position.
- Connect to computer: Use a Micro USB cable to connect the voice recorder to your computer. The device will be recognized as a removable storage device.
- Access device storage: Open "My Computer" or "This PC" and locate the newly mounted drive (e.g., "G:").
- Manage audio files:
- The audio file must be in MP3 format.
- You can delete existing files (e.g., "01-cut" or "Happy Birthday" snippet) from the device.
- Copy your desired MP3 audio files directly to the device's storage.
- The file name is not required to be specific.
- Eject safely: Before disconnecting, safely eject the device from your computer to prevent data corruption.
Important Note: The CONFIG.TXT file located in the USB flash drive should be kept. This file is used to set the playback mode and other settings. Do not delete it unless you intend to reset configurations.
Operating Instructions
Learn how to play audio, adjust volume, and configure playback modes on your XLW Voice Recorder.
Audio Playback
- To play the stored audio, press the circular Play Button on the front of the device.
- The LED light will remain on during playback.
Volume Adjustment
- The device features 5 levels of volume adjustment.
- To adjust the volume, locate the Volume Control on the side of the device and rotate it to your desired level.
- Alternatively, volume can be adjusted by modifying the
VOLparameter (01-05) in theconfig.txtfile when connected to a computer.
Playback Mode Configuration
The playback mode can be customized by editing the config.txt file on the device when connected to a computer. Adjust the PLAY parameter (01-09) according to the desired behavior.

Figure 5: Playback mode function description. This table provides details on how to configure the device's playback behavior using the config.txt file.
| Parameter | Function Description |
|---|---|
| 0 | Next song - can be interrupted; if no configuration, this is the default mode. |
| 1 | Next song - cannot be interrupted; pressing again during playback will have no effect. |
| 2 | The next song - keep the loop; always press the loop, release immediately to stop. |
| 3 | The next song - When the next song ends, press and hold to play the single in a loop. When released, the current song will be played and then stopped. If you press it briefly, it will stop after playing the current audio. |
| 4 | The next song - keep pressing play one time to stop it. During playback, if release it, it will stop playing immediately. |
| 5 | Next song-single loop/stop; click the single loop to play a track, press the button in the process of playing to stop. |
| 6 | Next song - all tracks cycle/stop; press once to cycle all tracks, press the button during playback to stop. |
| 7 | Next song-regular ON/OFF function; press once to play and then press to stop. |
| 8 | Random play, ON/OFF function; randomly plays a certain track every time it is pressed, stops repeatedly after playing, and also stops when pressing the button during playback. |
| 9 | Random play, one track is played randomly at a time. Press the button during playback to interrupt and play other tracks randomly. |
Maintenance
Charging the Battery
The voice recorder is equipped with a rechargeable 3.7V (110 mAh) Lithium Ion battery. To charge the device:
- Connect the device to a computer or a USB charger using the Micro USB cable.
- The red charging indicator light will illuminate during charging.
- The light will turn off once the battery is fully charged.
- A full charge allows for approximately 60 minutes of continuous playback. For example, a 1-minute stored music file can be played about 60 times.
Care and Storage
- Keep the device dry and away from extreme temperatures.
- Avoid dropping or subjecting the device to strong impacts.
- Clean the exterior with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
Troubleshooting
If you encounter issues with your XLW Voice Recorder, please refer to the following common problems and solutions.
| Problem | Possible Cause / Solution |
|---|---|
| Device not recognized by computer / File Explorer opens repeatedly. |
|
| Cannot upload/modify sound files / Drive corrupted. |
|
| No sound or low volume during playback. |
|
| Device not charging. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | XIN7004-DXZ-240123-CH |
| Brand | XLW |
| Product Dimensions | 2.36 x 2.36 x 0.71 inches (60 x 60 x 18 mm) |
| Item Weight | 0.988 ounces (28 Grams) |
| Memory Storage Capacity | 16 MB |
| Battery | 1 x 3.7V 110 mAh Lithium Ion (included) |
| Playback Time (Full Charge) | Approx. 60 minutes |
| Compatible Devices | MP3 Player |
| Hardware Interface | USB |
| Microphone Form Factor | Built-In (Note: This model is "Only Download", so direct recording functionality via a built-in microphone might be limited or absent.) |
| Format Support | MP3 Audio |
| Country of Origin | China |
Warranty and Support
For any questions or assistance with your XLW Voice Recorder, please contact customer support.
- After Sales Service: If you have any questions, please click "GET HELP WITH ORDER" under your order ID on the purchase platform.
- The manufacturer, XLW, supports customization.
Official Product Videos
No official product videos from the seller were found in the provided data for this model. Please refer to the images and text instructions for guidance.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.