Feature: 1. Clear, natural and accurate Chinese speech synthesis effect, support the synthesis of English letters, and have strong multi‑phone word processing and Chinese surname processing capabilities. 2. Possess strong polyphonic word processing and Chinese surname processing capabilities, with intelligent text analysis and processing algorithms, which can correctly identify values, numbers, time and date, and commonly used weights and measures symbols. 3. Support a variety of control commands, including composition, stop, pause composition, continue composition, change baud rate, etc., support a variety of text control marks to improve the accuracy of text processing. 4. Reduce power consumption in sleep mode, support multiple ways to query the working status of the chip, serial data communication interface, three communication baud rates: 9600BPS, 19200BPS, 38400BPS. 5. There are multiple chord music, prompt sound effects, internal integration of 19 voice prompts, 23 chord prompts, 15 background music, and small size. Specification: Item Type: Speech Synthesis Module1. This module has a standard 3.5MM standard audio interface, which can be plugged in audio and power amplifier equipment, and the reserved speaker interface can directly drive 8 ohm 0.5W speakers. 2. The module input voltage can choose any power input of 3-5V, and the serial communication operation is simple. Baud can choose 3 communication levels, including: 9600, 19200, 38400BT/S. 3. Input the Chinese characters to synthesize the corresponding audio, output the sound through the audio output interface, use real person pronunciation, add background music function, multiple system sounds, just send the relevant instruction format to complete. Scope of Application: On-Board Information Terminal Voice Broadcast, On-Board Dispatch, On-Board Navigation, Bus Stop Announcer, Attendance Machine, Mobile Phone, Fixed Telephone, Queuing Number Machine, Silver Toll Machine, Vending Machine, Information Machine, Pos Machine, Intelligent Instrumentation, Weather Warning Machine , Smart Toys, Smart Watches, Electric Bicycles, Rotating Advertising Light Boxes, Audio E-Books, Color Screen Story Books, Audio Electronic Dictionaries, Audio Electronic Guides, Short Message Playback, News Playback. Package List: 1 x Speech Synthesis Module