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Voice Recognition Module – 80 Commands UART Interface

Voice Recognition Module – 80 Commands UART Interface

QAR 112.00/ unit

Arrives by 17 October · Standard · Delivery from QAR 50

Express: 15 October · Economy: 21 October

1

Description

The Voice Recognition Module is a compact speech recognition board designed for seamless integration with Arduino and other microcontrollers. It supports up to 80 user-trained voice commands, with a maximum of 7 active commands loaded at one time through its internal recognizer. Operating at 4.5–5.5V with UART and GPIO control, the module enables reliable speaker-dependent voice control. With onboard flash storage and 5V TTL interface, it is suitable for robotics, automation systems, and interactive embedded applications. Feature • Support up to 80 trained voice commands • Maximum 7 active commands simultaneously • Speaker-dependent voice recognition • 5V TTL UART communication interface • GPIO output control pins • Onboard flash storage for voice records • 3.5mm mono microphone connector • Microphone pin interface support • Recognition accuracy up to 99% (ideal conditions) • User-defined command signatures • Group management for command organization • Compact 31 × 50 mm PCB design Tutorials • DEMONSTRATION: Elechouse Voice Recognition Module v3.1 w/Arduino Uno R3 • Elechouse Voice Recognition Module V3.1 and Arduino - Setup and Tutorial • Voice Recognition Module - 254 Voice Commands + UART

Specifications

Operating Voltage4.5–5.5V DC
Operating Current< 40mA
Recognition TypeSpeaker-Dependent
Maximum Voice Commands80
Active Commands at One Time7
Recognition AccuracyUp to 99% (ideal environment)
Digital Interface5V TTL UART and GPIO
Analog Interface3.5mm Mono Microphone Jack + Mic Pins
Voice Record LengthUp to 1500ms per command
Flash StorageBuilt-in for 80 records
PCB Dimensions31mm × 50mm
Command Index Range0–6 (Recognizer Slots)
Category
Sensors