说明：  1、产品特征 􀂾 28脚模块封装，可通过更换存储器以获得不同长度的语音存储时间； 􀂾 支持2M bit ～32M bit容量的SPI-Flash（注：1byte=8bit）； 􀂾 采用WT588D-20SS语音芯片当作主控核心； 􀂾 内嵌独特的人声语音处理器，使语音表现极为自然悦耳； 􀂾 内置13Bit/DA转换器，以及12Bit/PWM音频处理，确保高品质语音输出； 􀂾 支持加载6K～22KHz采样率WAV音频；
(1, the product features 􀂾 28-pin module package can be obtained by replacing the memory to store the voice of different lengths of time 􀂾 Supports 2M bit ~ 32M bit capacity SPI-Flash (Note: 1byte = 8bit) 􀂾 Voice chip using WT588D-20SS as the master core 􀂾 Embedded unique vocal voice processor, so performance is very natural musical voice 􀂾 Built 13Bit/DA converter, and 12Bit/PWM audio processing to ensure high quality voice output 􀂾 Support for loading 6K ~ 22KHz sampling rate WAV audio )