Rakstore Speak Recognition Voice Recognition Module V3 Compatible with for Arduino Support 80 Kinds of Voice DC 4.4-5.5 V High Accuracy
- Digital Interface: 5V TTL level for UART interface and GPIO.
- Analog Interface: 3.5mm mono-channel microphone connector + microphone pin interface.
- Recognition accuracy: 99% (under ideal environment);Size: 31mm x 50mm.