HA-MIC05
AI Noise Reduction Voice Recorder with WiFi

Table of Contents
- Product Overview
- App Download
- Pairing & Connection
- Button Controls
- Operational States
- LED Indicators
- Power Management
- Modes of Operation
- Internal Storage Recording
- WiFi Configuration
- NFC Reader Function
- User Reviews & Industry Applications
- Firmware Update
- FAQ (Frequently Asked Questions)
- Experimental Features
Product Overview
The HA-MIC05 is an advanced AI-powered noise reduction voice recorder with WiFi capabilities, built-in speaker, and NFC reader functionality. Powered by ChatGPT, this device is designed for seamless voice interaction and recording with enhanced audio quality and intelligent AI processing.
🎯 Key Features
- ChatGPT Integration: Advanced AI processing for intelligent conversations and analysis
- Professional-Grade Noise Reduction: Multi-microphone system maintains 95% speech clarity
- 52+ Language Support: Automatic language detection with comprehensive global coverage
- Advanced NFC Functions: Dynamic access control and secure data management
📦 What's in the box?
- 1 x HA-MIC05 Device
- 1 x Type-C Charging Cable
📄 Technical Specifications:
Feature | Details |
---|---|
Product Name | AI Noise Reduction Voice Recorder |
AI Integration | Powered by ChatGPT |
Available Colors | Dark Grey, Silver |
WiFi Standard | IEEE802.11 b/g/n |
Bluetooth Version | V5.3 |
Transmission Frequency | 2.4-2.48 GHz |
Transmission Distance | 10 m |
Storage Capacity | 1GB SD NAND |
Speaker Maximum Power | 0.5W |
NFC Reader | Supported with Advanced Access Control |
Charging Interface | Type-C |
Charging Voltage | 5V / 1A |
Charging Time | 1 hour |
Work Time | ~20 hours |
Standby Time | ~1000 hours |
Battery Capacity | 3.7V, 1000mAh |
Material | Aluminum Alloy + PCBA |
Net Weight | 60g |
Dimensions | 72 × 32 × 16 mm |

🎤 Advanced Audio Technology
- Multi-Microphone System: Professional-grade noise reduction technology
- 95% Speech Clarity: Maintains exceptional voice quality even in noisy environments
- Intelligent Voice Processing: AI-powered audio enhancement and filtering
App Download
Download the Hearit.AI app from:
Alternatively, search for "Hearit.AI" in Google Play Store or Apple App Store.
Pairing & Connection
- Launch the app and create an account or sign in.
- Select your language.
- Long-press the front button for 3 seconds to power on the device.
- Confirmation: Buzzer sound + steady blue LED.
- Enable Bluetooth on your phone and select your device in the app.
- Tap "Start Using" to enter the main interface.
Button Controls
Front Button (Main Control)
Power On/Off
- Long-press (3 seconds):
- Turns the device on/off.
- Feedback: Buzzer sound + steady blue LED (when powered on).
Start/Stop Recording
- Single press:
- Starts or stops recording.
- Feedback: Short vibration + single beep.
- LED Status:
- Blue (low): Not recording.
- Blue (high): VAD (Voice Activity Detection) inactive.
- Purple: VAD active (recording mode with audio input).
Local Storage Recording (Firmware v1.5.0+)
- Double press (when Bluetooth is disconnected):
- Starts or stops recording to internal storage.
- Feedback: Short vibration + single beep.
- LED Status:
- Blue (low): Not recording.
- Blue (high): VAD inactive.
- Purple: VAD active (recording mode with audio input).
OTA Updates
- Press 5 times quickly:
- Checks for firmware updates.
- LED Status:
- Steady yellow: Checking for updates.
- Flashing yellow: Update in progress.
- Flashing red: WiFi issue or update failed.
- Flashing white: No updates available.
Factory Reset
- Press 3 times quickly, then hold:
- Resets the device to factory settings.
Firmware Update Mode
- Press 5 times quickly, then hold:
- Enters firmware update mode.
Side Button (Mode Switch)
Switch Modes
- Single press: Cycles through modes:
- Translation Mode 🌍
- Meeting Mode 📓
- Custom Mode 🤖
- Note-Taking Mode ✍️
- Confirmation:
- Voice prompt via app + short vibration.
Operational States
Basic Controls
# | Function | Precondition | Steps | Expected Result | Buzzer Feedback | LED Status |
---|---|---|---|---|---|---|
1 | Power On | Device in sleep mode | Click front/side button | Device wakes up & broadcasts BLE | None | Red/Blue alternating flashes (3x) |
2 | Power On | Device awake, BLE disconnected | Click/hold front/side button | "BLE disconnected" prompt | 2 short beeps | Red flashes every 0.5s (2x) |
3 | Sleep Mode | Device awake, BLE disconnected | Wait >5 minutes | Device enters sleep mode | None | None |
4 | Pairing Success | BLE disconnected | Paired with app | Pairing completed | None | Blue flashes every 0.8s (3x) |
5 | Start/Stop Recording | BLE connected | Click front button | Audio streams to app | 1 short beep | Blue solid (recording) |
6 | Switch Mode | BLE connected | Click side button | Mode changed via app | None | Blue flashes once |
7 | TTS Playback | BLE connected | Hold side button | App announces current mode | None | Blue flashes once |
10 | BLE Disconnect | BLE connected | Phone disconnects | Connection lost | None | Red flashes every 0.5s (3x) |
11 | Reconnect | BLE disconnected, app active | Bluetooth enabled | Auto-reconnect to phone | None | Blue flashes every 0.8s (3x) |
12 | Low Battery Alert | Device in use | Battery ≤10% | Alert every 1 minute | 1 long beep | Red flashes every 0.8s (2x) |
13 | Charging | Device charging | USB-C connected | Charging activated | None | Green solid |
14 | Fully Charged | Battery 100% | USB-C connected | Charging completed | None | Green LED off |
LED Indicators
State | LED Pattern | Meaning |
---|---|---|
Power On | Red/Blue alternating flashes (3x) | Device waking up |
BLE Disconnected | Red flashes (2x, 0.5s interval) | Connection lost |
Pairing Success | Blue flashes (3x, 0.8s interval) | Pairing successful |
Recording | Blue solid / Purple (VAD active) | Recording active |
Mode Switch | Blue flash (1x) | Mode changed |
Low Battery | Red flashes (2x, 0.8s interval) | Battery ≤10% |
Charging | Green solid | Charging in progress |
Full Charge | LED off | Charging complete |
OTA Update | Yellow steady/flashing | Update in progress |
Factory Reset | Red steady | Reset in progress |
Power Management
Charging
- Interface: USB-C port
- Status:
- Charging: Green LED solid
- Full: LED turns off
Low Battery Alert
- Trigger: Battery ≤10%
- Reminder:
- One long beep every minute
- Red LED flashes every 0.8s, twice
Modes of Operation
The HA-MIC05 supports multiple operation modes with 52+ language support and automatic language detection, making it truly global-ready.
🌍 Translation Mode
- 52+ Languages Supported: Comprehensive global language coverage
- Automatic Language Detection: No need to manually select input language
- AI-powered translation with voice output: Real-time translation using advanced AI
- Auto-detects spoken language: Seamlessly switches between languages mid-conversation
- Azure + Whisper Layered Translation: Enterprise-grade translation accuracy
- Great for international conversations: Perfect for business meetings and travel
📓 Meeting Recorder
- Multi-language Meeting Support: Automatically handles multilingual participants
- Record meetings with high-quality audio: Professional-grade recording with 95% speech clarity
- Convert speech to text with accuracy: Real-time transcription in 52+ languages
- Get organized meeting summaries: AI-powered summaries with key points extraction
- Cross-language Transcription: Participants can speak different languages seamlessly
🤖 Custom Model
- ChatGPT Integration: Powered by advanced AI for intelligent responses
- Add your own AI instructions: Customize AI behavior for specific use cases
- Choose from ready-to-use models: Pre-configured models for different industries
- Adapt to different scenarios: Flexible AI responses based on context
- Multi-language AI Interaction: ChatGPT responds in the user's preferred language
✍️ Note Taking Mode
- Global Note Taking: Take notes in any of the 52+ supported languages
- Speak your tasks naturally: Natural language processing for task creation
- Auto-organize into categories: AI automatically categorizes and structures notes
- Smart deadline detection: Automatically identifies and sets deadlines from speech
- Cross-language Search: Find notes regardless of the language they were recorded in
🔧 Language Features Across All Modes
- Automatic Language Detection: No manual language selection required
- Real-time Language Switching: Seamlessly handle multiple languages in one session
- Voice Activity Detection: Optimized for different accents and speech patterns
- Cultural Context Awareness: AI understands cultural nuances in communication
Internal Storage Recording
Starting with firmware v1.5.0, the HA-MIC05 supports recording directly to its internal storage without requiring an active Bluetooth connection.
How to Use
-
Start Recording:
- Ensure the device is powered on and Bluetooth is disconnected
- Double-press the front button to start recording
- Feedback: Short vibration + single beep
- LED Status: Blue (high) when VAD is inactive, Purple when VAD is active
-
Stop Recording:
- Double-press the front button again
- Feedback: Short vibration + single beep
- Recording will be saved to internal storage
Accessing Recorded Files
- Connect your HA-MIC05 to a computer using a USB cable
- The device will appear as a USB mass storage device (similar to a USB flash drive)
- Browse to the device and access your recorded audio files
- Copy files to your computer as needed
Technical Details
- Files are saved in standard audio format
- Storage is accessible via standard USB file transfer protocols
- No special software required to access recordings
- Device operates like a standard USB flash drive when connected to a computer
WiFi Configuration
1. Connect to WiFi Configuration Portal
- Visit https://hearit.ai/wifi/ in your web browser
- Enter your WiFi network name (SSID) and password
- Important: Make sure your WiFi network operates on the 2.4GHz frequency band

2. Connect Your Device
- Click "Start Configuration"
- When prompted, search for and connect to your MIC05 device

3. Transfer WiFi Credentials
The website will automatically transmit your WiFi credentials to your MIC05 device

NFC Reader Function
The HA-MIC05 features an advanced NFC (Near Field Communication) reader with AI-Driven Dynamic Access Control, enabling secure and intelligent interaction with NFC-enabled devices and tags.
🔒 Advanced NFC Capabilities

- NFC & AI-Driven Dynamic Access Control: Integrate NFC encryption and confidentiality technologies for layered security
- Employee ID Integration: Access meeting records and AI summaries through staff identification
- Medical Record Management: Scan patient NFC tags to access medical records and update vitals via voice
- Real-time Access Control: Ensure only authorized personnel reach critical assets
- Range: Optimal reading distance of 1-2cm for secure proximity verification
🏢 Enterprise Applications
Employee Access Control
- Tap NFC Employee Badge: Access meeting records and AI summaries instantly
- Permission Restrictions: Access/export limited to authorized staff only via encrypted APIs
- Audit Trail: All NFC interactions are logged for security compliance
- Dynamic Permissions: Access rights can be updated in real-time based on employee status
Medical Industry Integration
- Patient ID Scanning: Scan patient's NFC tag to access medical records
- Voice-Activated Updates: Update patient vitals and notes through voice commands
- EHR System Integration: Auto-sync encrypted updates to Electronic Health Records
- Treatment Verification: AI verifies treatments and alerts to potential risks, minimizing errors
📱 Basic NFC Functions
- Read NFC Tags: Access information stored on standard NFC tags
- Device Pairing: Quick pairing with NFC-enabled smartphones
- Data Transfer: Exchange small amounts of data with compatible devices
- Configuration Tags: Pre-programmed tags for instant device setup
🔧 How to Use Advanced NFC
For Employee Access:
- Position Badge: Hold employee ID badge 1-2cm from the MIC05 NFC area
- Automatic Authentication: Device verifies credentials and grants appropriate access
- Access Content: View meeting summaries, recordings, and AI analysis based on permissions
- Secure Export: Download authorized content through encrypted channels
For Medical Applications:
- Scan Patient Tag: Hold patient's NFC tag near the device
- Voice Updates: Speak patient updates, vital signs, or treatment notes
- AI Processing: ChatGPT processes and structures the medical information
- System Integration: Data automatically syncs with hospital's EHR system
🛡️ Security Features
- Encryption: All NFC data transfers use industry-standard encryption
- Access Logging: Complete audit trail of all NFC interactions
- Time-based Access: Permissions can be set with expiration times
- Multi-layer Authentication: Combines NFC with voice recognition for enhanced security
⚙️ Configuration
- Custom NFC Tags: Program your own tags for specific functions
- Integration APIs: Connect with existing enterprise systems
- Permission Management: Set up role-based access through the admin panel
- Compliance: Meets healthcare and enterprise security standards
User Reviews & Industry Applications
💬 Real User Testimonials
Our HA-MIC05 has been tested and praised by professionals across various industries. Here are some authentic reviews from our users:
👨💼 Legal Professional - Civil Litigation Lawyer
"It efficiently converts court recordings into text and highlights key contradictions in testimonies. The exported files integrate smoothly with my legal document templates."
Key Benefits:
- Accurate courtroom recording transcription
- Automatic identification of key legal points
- Seamless integration with legal documentation systems
- Time savings in case preparation
👩⚕️ Healthcare - Emergency Physician
"Voice-recorded patient symptoms are automatically structured into medical records. It integrates well with our hospital's digital system."
Key Benefits:
- Automated medical record generation
- HIPAA-compliant voice recording
- EHR system integration
- Reduced administrative workload
- Improved patient care documentation
📊 Financial Services - Investment Manager
"Accurately summarizes financial meetings and automatically checks against our internal data systems."
Key Benefits:
- Precise financial meeting documentation
- Automated compliance checking
- Integration with internal databases
- Risk assessment and reporting
- Regulatory compliance support
🏪 Retail - Store Supervisor
"The clear voice recognition in noisy environments and automatic checklist generation significantly improve our staff's restocking efficiency."
Key Benefits:
- Crystal clear audio in noisy retail environments
- Automated inventory management
- Staff productivity enhancement
- Real-time task management
- Operational efficiency improvements
🏭 Industry-Specific Applications
🚗 Service Industry
- Auto Order Acceptance Alert: Voice-activated order processing
- Intelligent Voice Navigation: Hands-free navigation assistance
- Traffic Alert: Real-time traffic and route optimization
- Language Communication: Multilingual customer service support
- Reduce Distracted Driving: Safe, voice-only interaction
🏥 Healthcare Industry
- Structured Medical Records: Generate patient records directly from speech
- Doctor Efficiency: Free healthcare providers from manual record-keeping
- Treatment Documentation: Voice-activated patient care logging
- EHR Integration: Seamless electronic health record updates
- Compliance: HIPAA-compliant voice recording and storage
🛒 Retail Industry
- Voice Shopping Assistant: Help customers find products through voice commands
- Inventory Voice Query: Staff can check stock levels hands-free
- Service Script Quality Inspection: Monitor and improve customer service
- Language Communication: Serve international customers in their native language
- Operations Management: Voice-controlled task and workflow management
🎓 Education Industry
- Lecture Transcription: Automatic conversion of lectures to text
- Multilingual Training: Support for international students and programs
- Research Documentation: Voice note-taking for academic research
- Student Assessment: Voice-based evaluation and feedback systems
- Accessibility: Support for students with different learning needs
📰 Journalism & Fieldwork
- Interview Recording: High-quality audio capture in any environment
- Real-time Transcription: Instant interview-to-text conversion
- Multi-language Reporting: Cover international stories with automatic translation
- Field Research: Hands-free documentation in challenging environments
- Content Creation: Voice-to-article workflow for faster publishing
📈 Performance Metrics
Based on user feedback and independent testing:
- 95% Speech Recognition Accuracy in noisy environments
- 70% Faster Documentation compared to manual note-taking
- 52+ Languages Supported with automatic detection
- 99.9% Uptime for cloud-based AI processing
- Enterprise-Grade Security with end-to-end encryption
- 90% User Satisfaction Rate across all industries
🎯 Why Professionals Choose HA-MIC05
- No Learning Curve: Intuitive one-button operation
- Universal Compatibility: Works with existing enterprise systems
- Proven ROI: Measurable productivity improvements
- Scalable Solution: From individual use to enterprise deployment
- Continuous Innovation: Regular AI model updates and new features
Firmware Update
Regular firmware updates ensure your HA-MIC05 device operates with the latest features and optimizations. This section explains how to update your device's firmware over-the-air (OTA).
Prerequisites
- Your MIC05 device must be connected to a 2.4GHz WiFi network
- Ensure your device has at least 50% battery charge
- Make sure the device is within good WiFi signal range
Update Procedure
1. Configure WiFi Connection
Before updating firmware, make sure your device is properly connected to WiFi by following the WiFi Configuration instructions above.
2. Initiate Firmware Update
- Ensure your device is powered on and connected to WiFi
- Quickly press the Front Button 5 times in succession
- The device will automatically check for available updates
3. Monitor Update Progress
The LED indicator provides real-time feedback on the update process:
LED Status | Meaning | Action Required |
---|---|---|
Steady Yellow | Checking for updates | Wait while the device connects to the update server |
Flashing Yellow | Update in progress | Do not turn off or reset the device during this process |
Flashing Red | WiFi issue or update failed | Check your WiFi connection and try again |
Flashing White | No updates available | Your device already has the latest firmware |
4. Update Completion
When the update process completes successfully:
- The device will automatically restart
- The LED will return to its normal state
- Your device will be ready to use with the latest firmware improvements
Latest Firmware Features
Version 1.5.0
- Internal Storage Recording: Record audio directly to device storage without requiring a Bluetooth connection
- Access recordings by connecting the device to a computer via USB cable
- Improved voice activity detection (VAD) algorithms
- Various bug fixes and performance improvements
Troubleshooting
If your firmware update fails (indicated by flashing red LED):
- Check that your WiFi network is operating on the 2.4GHz band (5GHz is not supported)
- Ensure your WiFi signal is strong where the device is located
- Verify your WiFi network has internet access
- Try moving closer to your WiFi router
- Restart your device and try the update process again
FAQ (Frequently Asked Questions)
-
How do I switch between modes?
- Press the side button once to cycle through available modes.
-
What happens when the battery is low?
- Device will provide voice and LED alerts every minute when battery is ≤10%.
-
How do I update the firmware?
- Press the front button 5 times quickly to check for updates.
-
How do I record without connecting to my phone?
- Make sure your device has firmware v1.5.0 or higher
- With Bluetooth disconnected, double-press the front button to start/stop recording
- Connect the device to a computer via USB to access recordings
-
What should I do if the device doesn't connect?
- Ensure Bluetooth is enabled on your phone.
- Try resetting the device by pressing the front button 3 times quickly, then hold.
-
How does the AI noise reduction work?
- The HA-MIC05 uses advanced AI algorithms to automatically filter out background noise
- This ensures clearer voice recordings in noisy environments
- The noise reduction works in real-time during recording
-
How do I use the NFC reader function?
- Simply hold the device 1-2cm away from an NFC tag or compatible device
- The device will automatically detect and process the NFC data
- Check the app for NFC interaction results and options
-
What is the built-in speaker used for?
- The 0.5W speaker provides audio feedback and playback capabilities
- It can play voice prompts, notifications, and audio responses from AI
- The speaker enhances the overall user experience with audio confirmations
-
Why is the battery life shorter than the MIC04?
- The MIC05 includes additional features (speaker, NFC reader, AI noise reduction) that consume more power
- Despite the larger 1000mAh battery, the enhanced functionality results in approximately 20 hours of active use
- The improved performance and features justify the power consumption trade-off
Experimental Features
- Several experimental features are available in the web-demo version.
- Web-demo supports Windows, macOS, Android (iOS not supported).
- Access via webdemo.hearit.ai.