This is the Blue variant of the Espressif ESP32-WROOM-32U 4M 32Mbit Flash WiFi Bluetooth Module in Other ESP WIFI Modules. Available at ₹302.08 (₹256.00 + GST) with free shipping across India.
Espressif ESP32-WROOM-32U 4M 32Mbit Flash WiFi Bluetooth Module
The ESP32-WROOM-32D and ESP32-WROOM-32U are powerful and versatile Wi-Fi, Bluetooth, and BLE MCU modules, engineered to support a wide range of applications. Whether it’s low-power sensor networks or high-demand tasks such as voice encoding, music streaming, and MP3 decoding, these modules deliver exceptional performance across various use cases.
The primary difference between the two modules lies in the inclusion of a U.FL connector in the ESP32-WROOM-32U, which offers greater flexibility in antenna connections. For detailed information about the U.FL connector and other technical specifics, please refer to Chapter 10 of the attached datasheet.
The datasheet contains comprehensive information applicable to both the ESP32-WROOM-32D and ESP32-WROOM-32U modules, and any differences between them will be clearly highlighted.
Features:
- ESP32-WROOM-32 contains two low-power Xtensa 32-bit LX6 microprocessors
- 8 KBytes SRAM in RTC SLOW
- 8 KBytes SRAM in RTC FAST
- 1 Kbit of EFUSE, 256 bits MAC
- IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
- Interfaces: SD-card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, GPIO, capacitive touch sensor, ADC, DAC, Hall sensor, temperature sensor
Specification:
| Operating Voltage (VDC) | 2.2 ~ 3.6 |
|---|---|
| ROM | 448 KB |
| SRAM | 520 |
| WIFI | 802.11 b/g/n/d/e/i/k/r |
| Bluetooth Version | BLE, v4.2 BR/EDR |
| Wi-Fi Mode | Station/softAP/SoftAP+station/P2P |
| Security | WPA/WPA2/WPA2-Enterprise/WPS |
| Encryption | AES/RSA/ECC/SHA |
| Current Consumption (mA) | 80 |
| Length (mm): | 20 |
| Width (mm) | 18 |
| Height (mm) | 3 |
| Weight (gm) | 8 |
| Shipping Weight | 0.01 kg |
| Shipping Dimensions | 3 × 2 × 1 cm |
Package Includes:
1 x Espressif ESP32-WROOM-32U 4M 32Mbit Flash WiFi Bluetooth Module
Technical Specifications
| Brand | Espressif |
|---|---|
| Model | ESP32-WROOM |
| Interface / Protocol | WiFi, Bluetooth |
| Color | Blue |
| SKU | AI3517 |
| Weight | 0.0 kg |
| Availability | Out of Stock |
Applications & Use Cases
The Espressif ESP32-WROOM-32U 4M 32Mbit Flash WiFi Bluetooth Module is a versatile other esp wifi modules used across a wide range of applications including WiFi connectivity for microcontrollers, IoT sensor nodes, remote monitoring, OTA firmware updates, and cloud-connected devices.
Common use cases:
- Adding WiFi to an existing Arduino project
- Building a cloud-connected weather station
- Enabling remote firmware updates
This product is ideal for IoT developers and electronics hobbyists.
Technical Tip: ESP-WROOM-32 modules need proper decoupling capacitors and antenna clearance for reliable WiFi performance.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine Espressif product sourced from authorized channels
