Audio Solutions
Advanced audio processing and streaming capabilities powered by ESP32
High-Quality Audio Processing
Create next-generation audio devices with ESP32's powerful audio processing capabilities. From voice assistants to high-fidelity streaming systems, our solutions enable superior audio quality with wireless connectivity and AI integration.
Advanced Audio DSP
Wireless Audio Streaming
Voice Recognition & AI
Multi-Format Support
Audio System Architecture
Comprehensive audio processing and streaming capabilities
Audio Processing Features
| Digital Signal Processing | Real-time audio filtering and effects |
| Audio Codecs | MP3, AAC, FLAC, WAV support |
| Voice Processing | Noise cancellation and echo reduction |
| Multi-channel Audio | Stereo and surround sound support |
| Audio Mixing | Multiple source mixing and routing |
| Equalizer | Hardware and software EQ controls |
Connectivity & Interfaces
| Wi-Fi Streaming | High-quality wireless audio transmission |
| Bluetooth Audio | A2DP, aptX, and LDAC support |
| I2S Interface | High-resolution digital audio |
| Analog Audio | Line in/out and microphone inputs |
| USB Audio | USB audio device and host support |
| Network Protocols | AirPlay, DLNA, Chromecast compatibility |
Audio Applications
Comprehensive solutions for modern audio devices and systems
Smart Speakers & Voice Assistants
Build intelligent speakers with voice recognition, natural language processing, and cloud connectivity for smart home control.
- Wake word detection
- Far-field voice recognition
- Multi-room audio sync
- Voice command processing
Wireless Audio Streaming
High-fidelity wireless audio systems with multi-protocol support for seamless streaming from various sources.
- Wi-Fi and Bluetooth streaming
- Multi-source audio switching
- Synchronized playback
- Low-latency transmission
Audio Effects & Processing
Professional audio processing with real-time effects, noise reduction, and sound enhancement capabilities.
- Real-time audio effects
- Noise cancellation
- Audio enhancement
- Dynamic range control
Technical Implementation
Recommended ESP32 products and development frameworks for audio applications
Recommended ESP32 Products
| ESP32-S3 | AI voice processing, multi-channel audio |
| ESP32-A1S | Audio-optimized with integrated codecs |
| ESP32-C6 | Wi-Fi 6 streaming, low-latency audio |
| ESP32 | Dual-core processing for complex audio tasks |
Audio Development Framework
| ESP-ADF | Audio Development Framework |
| ESP-SR | Speech recognition library |
| Audio Pipeline | Modular audio processing |
| Cloud Integration | Voice service APIs and streaming |
Audio Performance Specifications
High-quality audio capabilities and technical specifications
Audio Quality Specifications
| Sample Rate | 8 kHz to 48 kHz |
| Bit Depth | 16-bit and 24-bit support |
| THD+N | < 0.1% (typical) |
| SNR | > 90 dB |
| Frequency Response | 20 Hz - 20 kHz (±1 dB) |
| Channels | Mono, Stereo, Multi-channel |
Voice Processing Capabilities
| Wake Word Detection | Offline, always-listening |
| Voice Recognition | Multi-language support |
| Noise Suppression | Advanced noise reduction algorithms |
| Echo Cancellation | Full-duplex communication |
| Beam Forming | Directional microphone arrays |
| Voice Activity Detection | Automatic voice detection |
Audio Solution Use Cases
Diverse applications across consumer and professional markets
Smart Home Audio
Voice-controlled smart speakers and multi-room audio systems for home automation and entertainment.
Professional Audio
Audio mixing consoles, effects processors, and recording equipment for professional audio applications.
Automotive Audio
In-vehicle entertainment systems, hands-free calling, and voice navigation with road noise cancellation.
Conferencing Systems
High-quality audio conferencing with noise suppression and echo cancellation for business communications.
Audio Development Resources
Comprehensive tools and resources for audio application development
Audio Development Kits
Complete development platforms with audio codecs, microphones, and speakers for rapid prototyping.
- ESP32-LyraT development board
- ESP32-Korvo voice assistant kit
- Audio codec evaluation boards
- Microphone array solutions
Audio Software Libraries
Rich set of audio processing libraries and algorithms for implementing advanced audio features.
- Audio codec libraries
- DSP algorithm implementations
- Voice recognition engines
- Streaming protocol stacks
Reference Designs
Proven hardware designs and schematics for various audio applications and form factors.
- Smart speaker reference designs
- Audio streaming modules
- Voice assistant prototypes
- Professional audio interfaces
Ready to Build Your Audio Solution?
Leverage our audio expertise to create innovative audio products. From concept to production, we provide comprehensive support for your audio development projects.