ESP-01S ESP8266 serial port to WIFI module Industrial low-power wireless module

product description characteristic: SDIO 2.0, SPI, UART 32-pin QFN package Wi-Fi Direct (P2P), Soft AP Integrated TCP / IP protocol stack Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLL, Voltage Regulator, DCXO and Power Management Unit +19.5dBm output power in 802.11b mode <10uA power-down leakage current Integrated low-power 32-bit CPU can be used as the application processor SDIO1.1 / 2.0, SPI, UART STBC, 1 × 1MIMO, 2 × 1 MIMO A-MPDU and A-MSDU aggregation and 0.4ms guard interval Integrated RF switch, baluns, 24dBm PA, DCXO and PMU Integrated R ISC processor, on-chip memory and external memory interface Integrated MAC / baseband processor Service Quality Management I2S interface for high-fidelity audio applications On-chip low dropout linear regulator for all internal supplies Proprietary spurious clock generation architecture Integrated WEP, TKIP, AES and WAPI engines