Features It is applied in the fields of car information terminal voice broadcast, mobile phone and electronic products. It has clear, natural and accurate Chinese speech synthesis effect, can synthesize any Chinese text and support English letter synthesis. With intelligent text analysis and processing algorithm, can correctly identify the number, number, time and date and commonly used signs of weights and measures. Support a variety of text control markers, improve the accuracy of text processing. Up to 200 bytes of text can be synthesized at a time. Support a variety of control commands, including: synthesis, stop, pause synthesis, continue synthesis, change baud rate, and so on. Feature: Internally integrated 19 sounds, 23 chords, 15 background music. Support sleep function, can reduce power consumption in sleep state; Support a variety of ways to query chip working status. Chip solidification has a number of chords music, prompt sound and for some industry areas of common voice prompt sound. The speed of words can be adjusted by sending control mark, supporting the adjustment of the speed of words of level 6. Specification: Condition: 100% Brand New Item Type: Sound Module Material: Semiconductor Input Voltage: 3-5V Audio Interface: 3.5mm Package List:1 x Sound Module1 x Horn (with 2 cable) Package List 1 x Sound Module 1 x Horn (with 2 cable)