Espressif 
CPU and OnChip Memory
• ESP32-D0WD-V3 or ESP32-D0WDR2-V3
embedded, Xtensa dual-core 32-bit LX6
microprocessor, up to 240 MHz
• 448 KB ROM
• 520 KB SRAM
• 16 KB SRAM in RTC
• ESP32-D0WDR2-V3 also provides 2 MB PSRAM
WiFi
• 802.11b/g/n
• Bit rate: 802.11n up to 150 Mbps
• A-MPDU and A-MSDU aggregation
• 0.4 µs guard interval support
• Center frequency range of operating channel:
2412 ~ 2484 MHz
Bluetooth
• Bluetooth V4.2 BR/EDR and Bluetooth LE
specification
• Class-1, class-2 and class-3 transmitter
• AFH
• CVSD and SBC
Peripherals
• SD card, UART, SPI, SDIO, I2C, LED PWM,
Motor PWM, I2S, IR, pulse counter, GPIO,
capacitive touch sensor, ADC, DAC, TWAI®
(compatible with ISO 11898-1, i.e. CAN Specification 2.0)
Integrated Components on Module
• 40 MHz crystal oscillator
• 4/8/16 MB SPI flash
Antenna Options
• ESP32-WROOM-32E: On-board PCB antenna
Operating Conditions
• Operating voltage/Power supply: 3.0 ~ 3.6 V
• Operating ambient temperature: –40 ~ 85 °C
