Item Type: Speech Synthesis Module 1. 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 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.