The ESP-32S Development Module is a powerful and versatile solution designed for advanced IoT applications, wireless communication, and embedded systems development. Powered through a standard Micro USB connector, it features reset and firmware buttons, power and user LEDs, and a virtual USB port for seamless debugging and firmware upgrades.
At its core, the module integrates the ESP-32S, equipped with a dual-core Xtensa® 32-bit LX6 processor delivering up to 600 DMIPS of performance. With 4MB SPI Flash, abundant SRAM, ROM, and additional RTC memory, it ensures smooth operation for complex applications. The on-board 3DBi PCB antenna and compact design provide reliable wireless performance in a small footprint.
The module supports high-speed WiFi standards (802.11 b/g/n/e/i) with up to 150 Mbps throughput and offers enterprise-grade security features like WPA2-Enterprise, WPS, and TSN. It operates in various modes including Station, SoftAP, and Wi-Fi Direct, making it ideal for peer-to-peer and mesh-style connectivity.
In addition, it includes full support for Bluetooth v4.2 BR/EDR and BLE, with advanced features like Adaptive Frequency Hopping, high-speed UART (up to 4 Mbps), GATT-based profiles, BLE Beacon, and support for audio profiles such as A2DP and HFP.
Overall, this module is a reliable, feature-rich choice for IoT developers seeking robust wireless capabilities, efficient power usage, and flexible connectivity for smart devices and embedded systems.
Features:
- Powered via standard Micro USB Connector
- Reset and User/Firmware buttons
- User and Power LED
- Virtual USB port for debugging and firmware upgrade
- Assembled with ESP-32S module
ESP-32S:
- CPU and Memory: Xtensa® 32-bit LX6 Dual-core processor, up to 600 DMIPS
- 4 MByte SPI Flash
- 448 KByte ROM
- 520 KByte SRAM
- 16 KByte SRAM in RTC
- On-board 3DBi PCB antenna
- Compact size: 25.4mm × 48.3mm
WiFi:
- 802.11 b/g/n/e/i
- 802.11 n (2.4 GHz), up to 150 Mbps
- 802.11 e: QoS for wireless multimedia technology
- WMM-PS, UAPSD
- MPDU and A-MSDU aggregation
- Block ACK
- Fragmentation and Defragmentation
- Automatic Beacon monitoring/scanning
- 802.11 i security features: pre-authentication and TSN
- Wi-Fi Protected Access (WPA)/WPA2/WPA2-Enterprise/WPS
- Infrastructure BSS Station mode / SoftAP mode
- Wi-Fi Direct (P2P), P2P Discovery, P2P Group Owner mode, P2P Power Management
- UMA compliant and certified
- Antenna diversity and selection
Bluetooth:
- Compliant with Bluetooth v4.2 BR/EDR and BLE
- Class-1, Class-2, and Class-3 transmitter without external power amplifier
- Enhanced power control
- +10 dBm transmitting power
- NZIF receiver with -98 dBm sensitivity
- Adaptive Frequency Hopping (AFH)
- Standard HCI based on SDIO/SPI/UART
High-speed UART HCI, up to 4 Mbps - BT 4.2 controller and host stack
- SDP, GAP, SMP
- Bluetooth Low Energy (BLE)
- ATT/GATT
- HID
- All GATT-based profiles supported
- SPP-Like GATT-based profile
- BLE Beacon
- A2DP/AVRCP/SPP, HSP/HFP, RFCOMM
- CVSD and SBC audio codec support
- Bluetooth Piconet and Scatternet
Package Includes:
- 1x ESP32 Development Board CP2102 Chip 38 Pin
Technical Specifications
| Model | ESP32 |
|---|---|
| Pin Count | 38-pin |
| SKU | AI7452 |
| Weight | 0.01 kg |
| Availability | Out of Stock |
Applications & Use Cases
The ESP32 Development Board CP2102 Chip 38 Pin 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

Deepak Arora (verified owner) –
Great quality ESP32 Development Board CP2102 Chip 38. Flashed with ESPHome and it works beautifully.
Abhishek Kumar (verified owner) –
This ESP32 Development Board CP2102 Chip 38 is amazing for home automation. Connected all my smart devices easily.
Sanya Mittal (verified owner) –
Great ESP32 Development Board CP2102 Chip 38. OTA updates work perfectly. Using 5 of these around my house.
Nitin Rathore –
Excellent for smart home projects. This ESP32 Development Board CP2102 Chip 38 connects reliably to my router.
Milan Kamath –
This ESP32 Development Board CP2102 Chip 38 is a beast for the price. Running a web server on it with no issues.
Pooja Arora (verified owner) –
Outstanding ESP32 Development Board CP2102 Chip 38! Programmed it with Arduino IDE. All features work as documented.
Meera Patil (verified owner) –
Okay ESP32 Development Board CP2102 Chip 38. Took time to figure out the pin mapping but functional.
Harsh Shah –
Perfect for my IoT project. This ESP32 Development Board CP2102 Chip 38 has excellent WiFi performance.
Naveen Naidu (verified owner) –
Good quality ESP32 Development Board CP2102 Chip 38. Flash memory is sufficient for most projects.
Bhavna Srivastava (verified owner) –
Outstanding ESP32 Development Board CP2102 Chip 38! Programmed it with Arduino IDE. All features work as documented.
Tarun Panchal (verified owner) –
Good quality ESP32 Development Board CP2102 Chip 38. Flash memory is sufficient for most projects.
Vivek Mittal –
Excellent for smart home projects. This ESP32 Development Board CP2102 Chip 38 connects reliably to my router.
Lakshmi Banerjee –
Excellent for smart home projects. This ESP32 Development Board CP2102 Chip 38 connects reliably to my router.
Karan Goyal (verified owner) –
Great ESP32 Development Board CP2102 Chip 38. OTA updates work perfectly. Using 5 of these around my house.
Ananya Rathore (verified owner) –
Good ESP32 Development Board CP2102 Chip 38. WiFi works well. Sometimes needs a reset but overall solid.
Hardik Goyal (verified owner) –
Nice ESP32 Development Board CP2102 Chip 38 for IoT prototyping. Breadboard compatible which is a plus.
Diya Patil (verified owner) –
Okay ESP32 Development Board CP2102 Chip 38. Took time to figure out the pin mapping but functional.
Shivam Gill (verified owner) –
Perfect for my IoT project. This ESP32 Development Board CP2102 Chip 38 has excellent WiFi performance.
Deepak Sharma (verified owner) –
Nice ESP32 Development Board CP2102 Chip 38 for IoT prototyping. Breadboard compatible which is a plus.
Kapil Das –
Superb ESP32 Development Board CP2102 Chip 38! Using it for my weather monitoring station. WiFi range is impressive.
Tejas Bose (verified owner) –
Great quality ESP32 Development Board CP2102 Chip 38. Flashed with ESPHome and it works beautifully.
Ojas Bajaj –
Love this ESP32 Development Board CP2102 Chip 38. Built a smart switch with it. Works with Home Assistant perfectly.
Sarthak Luthra (verified owner) –
Great quality ESP32 Development Board CP2102 Chip 38. Flashed with ESPHome and it works beautifully.
Prateek Rathore (verified owner) –
Perfect for my IoT project. This ESP32 Development Board CP2102 Chip 38 has excellent WiFi performance.
Kapil Solanki (verified owner) –
Okay ESP32 Development Board CP2102 Chip 38. Took time to figure out the pin mapping but functional.
Dhruv Sharma (verified owner) –
Excellent for smart home projects. This ESP32 Development Board CP2102 Chip 38 connects reliably to my router.