Give your Arduino project a voice with this text-to-speech shield. Built around the IFLYTEK XFS5051CE speech synthesis chip, it converts text strings into spoken audio in English and Chinese, with support for both male and female voices and 11 adjustable speaking speeds.

The shield stacks directly onto standard Arduino boards and communicates over UART, I²C, or SPI. It includes a Run/Prog switch and a busy LED indicator. Just connect a speaker and start sending text — the shield handles all the synthesis work.

Key Features

• XFS5051CE Speech Synthesis Chip – High-quality text-to-speech engine
• English & Chinese Support – Including Cantonese dialect and mixed speech
• Male & Female Voices – Selectable voice output
• 11 Speed Levels – Adjustable speaking rate
• Three Interfaces – UART, I²C, and SPI
• Configurable Baud Rates – 4800, 9600, 57600, 115200
• Run/Prog Switch – Easy mode selection
• Busy LED Indicator – Shows when speech is being synthesised

Specifications

• Chip: IFLYTEK XFS5051CE
• Voltage: 5 V
• Interfaces: UART, I²C, SPI
• Baud Rates: 4800 / 9600 / 57600 / 115200
• Dimensions: 56 × 53 mm
• Weight: 26 g

Ideal For

• Voice alerts and reminders in Arduino projects
• Speaking sensor readings (temperature, humidity, etc.) aloud
• Robot voice output and interactive installations
• Accessibility projects requiring audio feedback

Package Contents

• 1× Speech Synthesis Shield for Arduino

Resources

• Wiki Documentation
• Arduino Library
• Schematic (PDF)