Features☆Support MIC & LINE-IN recording☆SPI-FLASH is up to 32M, recording time is up to 12 minutes.☆Support USB (with programmer)☆Support download voice from PC and play recording voice with high quality. ☆Support uploads recording voice to computer☆With power down memory to retain.☆Using an independent file manage system, assign SPI-FLASH more reasonable ☆Do not come out chips scrape☆Control modes: MCU, key control mode☆8-level adjustable volume☆Operating voltage: DC3.3V Structured flowchart : Duration time: Packages diagram
WT2003SXX-20N is a kind of MP3 voice chip with powerful function and high quality, supporting MP3 audio decoding and satisfying customer’s needs from many aspects. It has two play modes. One is the specified file-name play and the other is the specified index order play. It is available to build folder to classify, specify file-name play within folder or play according to the index order. It is built in SPI-FLASH, available to have external SD card and U disk. Features:☆Support MP3 audio file, sample rate 8~48KHz, bit rate 8~320Kbps.☆SPI-FLASH, TF card or U disk as storage; change audio freely; maximum support 32G TF card and 32G U disk.☆SPI FLASH can store 2047 audios; WT2003S16-20N is built in 16MSPI-FLASH; WT2003S32-20N is built in 32M SPI-FLASH.☆Available to freely change the aud...
WT2003S-16S is a kind of new MP3 chip with powerful function and high quality, satisfying customer’s needs from many aspects. Support standard asynchronous serial communication. Baud rate is 9600, flexible control method. Also support SPI-Flash as memory. It has many play modes: file index play, inter-cut play, single loop play and loop playback. 32 levels volume is adjustable. Stereo sound output. Mass memory, supporting 128M Flash drive maximally. 1.Features:☆Built in 48MHZ crystal oscillator☆Support MP3 audio decoding☆Built in watchdog☆Four multifunctional 16 bits timer☆One full-duplex standard UART serial interface☆Infrared remote control decoder☆SD card interface☆Support full-speed USB 2.0☆Common I/O port can develop many kinds of customized functions...
Electric Parameter:☆Voice recognition rate up to 90% within half a meter.☆Control output through voice command.☆Play the specified voice through MCU serial communication control.☆Three output modes: serial output, IO output, speaker output.☆PWM output can directly drive 0.5W/8Ω or 1W/8Ω speaker.☆Have differential amplifier circuit.☆Voice recognition distance up to 2~3m in a quiet environment.☆Can add SPI flash to increase the storage capacity.☆Can store many groups of words.☆Speaker-independent recognition.☆Support 32 languages, such as Chinese, English, Cantonese, Japanese etc.Voice recognition chip can be sold separately, SSOP24 package. At present, we can sell both module and chip. Following is a comparison. Whether need to add Flash: Application ...
Features●Support MP3 format,stereo audio output.●Support 32MB to 1GB of SD card.●Update MP3 files to SD card directly and easily.●DAC 24bit/s stereo,196KHz audio decoder. ●Powerful anti-jamming with stable performance.●Play 10 different mp3 files by corresponding connected buttons/ switches. Technical Parameters*Operating voltage: AC8 ~ 18V，or DC8~18V*Rated output: 10W × 2 (RL = 8Ω d = 1%)*Frequency response: 20 ~ 20 KHz* Voltage noise: ≤ 50MV*S/N(signal to noise ratio): ≥ 86db*Plate Size: 150 × 80mm Instructions:•Power Input Ports: Supply AC or DC 8-18V. You can connect with any of both ports for 8-18V or GND(no difference here).•L&R Audio Output Ports: Connect the L port and the R port with the GND port for 10W*2(L&R) audio output.•VSS: It's a AGND for con...