Voice Recognition Module (LD3320)

Overview

Voice recognition module for offline voice command detection. Supports up to 50 predefined commands. I2C/SPI interface, built‑in microphone.

Key Features

• LD3320 chip (typical)
• I2C or SPI interface
• Built‑in microphone
• Speaker output

Specifications

• Supply: 3.3V

Dimensions & Weight

• Length: ~30 mm
• Width: ~25 mm
• Weight: ~10 g

Package Includes

• 1 × Voice Recognition Module

Applications

• Voice‑controlled devices and home automation
• Offline voice command systems
• Arduino and embedded projects