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Characteristics
Ultra-small 802.11b/g/n Wi-Fi + BT SoC module
Using low-power dual-core 32-bit CPU, can be used as an application processor
The main frequency is up to 240MHz, and the computing power is up to 600DMIPS
Built-in 520KB SRAM, External 4MPSRAM
Support UART/SPI/I2C/PWM/ADC/DAC
Adopt SMD-38package, which is convenient for welding and testing
Built-in CodeC audio decoder chip, can support music playback and recording
Support multiple sleep modes, the minimum deep sleep current can reach 6.5uA
Support STA/AP/STA+AP operating mode
Support Smart Config/AirKiss one-click distribution network
Common AT command can be used easy and quick
Support serial port local upgrade and remote firmware upgrade (FOTA)
Embedded Lwip and FreeRTOS
Support a variety of mainstream compression and lossless audio formats, including M4A, AAC,
FLAC, OGG, OPUS, MP3, etc.
Support Wi-Fi, BT-audio, DLNA, Line-in and other audio source input
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