ESP32-S2R — Espressif
Single-core Xtensa LX7 MCU, WiFi+USB OTG, 240MHz, 320KB SRAM, QFN56, tape & reel, 2500 pcs

Category: MCU

Pricing
  LCSC         $1.89
  Mouser       $2.30
  DigiKey      $2.24
  Farnell      $2.63

Manufacturer: https://www.espressif.com