UMESL Smart Voice Recorder User Manual
UMESL (AIREC APP) Smart Voice Recorder: Professional Audio Recording Made Simple
📋 Product Overview
Please read the user guide carefully before use to ensure optimal performance and safety.
Key Features
- High-quality digital audio recording (48KHz, 256kbps)
- Smart APP control with Bluetooth connectivity
- One-click recording functionality
- Noise reduction technology
- Multiple storage capacities (8GB - 128GB)
- WAV format recording
- Intelligent test system
🚀 Getting Started
Important: This device must be charged with 5V voltage. Using 9V may cause slow charging or damage to the device.
1. Initial Setup
Connect the device using the original data cable for charging. Always use 5V voltage for optimal performance.
2. Download the AIREC App
Scan the QR code or search for "AIREC" in your app store to download the official application.
3. Create Your Account
Open the AIREC app and create your account to access all smart features.
🎮 Device Operation
Power Control
Push the switch upwards to turn on your device. The device will indicate power status through LED indicators.
Recording Methods
Local Recording (No Mobile Connection)
- Push down: Start recording
- Push upwards: Stop recording
- Red light flashes: Recording in progress
- Blue light flashes: Standby mode
Local Recording (Connected with Mobile Phone)
- Long press for 2 seconds: Save the recording
- Push down: Start recording
- Red light flashes: Recording active
- Blue light flashes: Connected standby
📱 AIREC App Usage
Connecting Your Device
- Open the AIREC APP
- Click "Connect" and select your device
- Ensure Bluetooth is enabled on your phone
- Wait for successful pairing confirmation
App Recording Features
- - Begin audio capture
- - Store your audio file
- - Discard current recording
- Timer Display: 000:00:00 format
File Management
- Swipe left: Delete/Copy files
- Pull down: Refresh file list
- Play/Pause/Progress: Playback controls
- Transcription/Summary/Mini-Map: Advanced features
📊 Technical Specifications
| Feature | Specification |
|---|---|
| Product Type | Smart APP Recorder |
| Recording Format | One-click Recording |
| Sampling Rate | 48KHz |
| Bit Rate | 256kbps |
| Audio Format | WAV |
| Storage Capacity | 8GB / 16GB / 32GB / 64GB / 128GB |
| Charging Voltage | 5V (Required) |
| Connectivity | Bluetooth |
🔧 Troubleshooting & Maintenance
Reset Function
When unable to use normally: Press and hold the reset button for 15 seconds to restore factory settings.
Charging Guidelines
It is recommended to use the original data cable to connect to a computer for charging. You can also use a mobile phone charger with current A and below. Higher voltage may damage the charging cable and product.
Battery Care
The battery is not user replaceable. If the product is not used for a long time, please charge and discharge at least once every 3 months to prevent battery damage.
Data Loss Prevention
This device comes with an intelligent test system. Please save the recording effect and high-quality parameters in time for any data loss. Our company is not responsible for any data loss.
