The
Offline Speech Recognition Module is an efficient solution ideal for
human-computer interaction, machine learning, voice assistants, and smart home
voice control projects. It is easy to use and compatible with Arduino, micro:
bit, and ESP32,
with detailed tutorials provided. It offers plug-and-play
functionality through I2C and UART. The module features 121 built-in command words
commonly used in education and smart home settings and supports 17 customized
commands (e.g., recording a cat's meow for an automatic feeder). The module is
highly integrated, including an onboard speaker and microphone, providing
real-time voice feedback.
Features
Β·
User-Friendly:
Plug and play, compatible with Arduino UNO, micro: bit,
and ESP32.
Β·
121
Pre-Programmed Commands: Ready for immediate use without any setup.
Β·
Self-Learning
Capability: Supports the addition of 17 customized command words.
Β·
Offline
Operation, Enhanced Privacy: No network required.
Β·
High
Integration: Includes an onboard speaker and microphone.
Β·
Instant
Voice Feedback: Provides real-time recognition results.
Applications
Β·
Voice
recognition interaction
Β·
Voice-controlled
terminal
Β·
Competition
and project development
Specification
Β·
Operating
Voltage: 3.3 - 5V
Β·
Maximum
Operating Current: β€370 mA (5V)
Β·
Communication:
I2C/UART
Β·
I2C
Address: 0x64
Β·
Fixed
Commands: 121
Β·
Fixed
Wake-up Command: 1
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Custom
Commands: 17
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Learning
Activation Command: 1
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Onboard
Microphone Sensitivity: -28dB
Β·
Module
Size: 49Γ32 mm / 1.93Γ1.26β
Β·
Operating
Temperature: 0-70β
Project: Mastering Voice Commands with Arduino: A
Comprehensive Guide
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