ESP-01S – WiFi Serial Transceiver Module ESP8266EX – 1MB Flash
This is WiFi serial transceiver module, based on ESP8266 SoC.The SOC has Integrated TCP/IP protocol stackESP8266 is a highly integrated chip designed for the needs of a new connected world. It offers a complete and self-contained Wi-Fi networking solution, allowing it to either host the application or to offload all Wi-Fi networking functions from another application processor.
ESP-32S-ALB / ALB-WROOM – ESP32 Wifi Bluetooth Combo Module, Compatible with ESP-32S
ESP-32S-ALB Wifi Bluetooth combo module is ultra high performance and ultra low-power consumption Wi-Fi and Bluetooth combo wireless platform based on ESPRESSIF ESP32 chipset. ESP-3212 integrates dual-core processor, 448 KByte ROM,520 KByte SRAM,16 KByte SRAM in RTC, 802.11 b/g/n/e/I Wi-Fi, Bluetooth v4.2 BR/EDR & BLE, clocks & Times, abundant peripheral Interfaces and sercurity mechanism.