ESP32-SOLO-1

Espressif ESP32-SOLO:

• ESP32-SOLO-1 is a powerful, generic Wi-Fi+BT+BLE MCU module that targets a wide variety of applications,
  ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming
  and MP3 decoding.
• Protocols: A-MPDU and A-MSDU aggregation and 0.4 us guard interval support, Bluetooth v4.2 BR/EDR and BLE specification
• Audio: CVSD and SBC
• Module interfaces: SD card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch
  sensor, ADC, DAC
• On-chip sensor: Hall sensor
• Integrated SPI flash: 4 MB
• Operating voltage/Power supply: 2.7 ~ 3.6V
• Package size: (18±0.2) mm x (25.5±0.2) mm x (3.1±0.15) mm