---
product_id: 483310827
title: "2 Pcs ESP32 Breakout Board ESP32 Expansion Board 38Pin Development Board with Wireless WiFi Bluetooth for ESP-WROOM-32 Microcontroller Development Board"
brand: "xtvtx"
price: "¥3204"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/483310827-2-pcs-esp32-breakout-board-esp32-expansion-board-38pin-development
store_origin: JP
region: Japan
---

# GPIO 1-to-2 expansion for versatile pin reuse 38-pin breakout for max connectivity Double-layer PCB for stable, reliable circuits 2 Pcs ESP32 Breakout Board ESP32 Expansion Board 38Pin Development Board with Wireless WiFi Bluetooth for ESP-WROOM-32 Microcontroller Development Board

**Brand:** xtvtx
**Price:** ¥3204
**Availability:** ✅ In Stock

## Summary

> 🚀 Double your pins, double your innovation!

## Quick Answers

- **What is this?** 2 Pcs ESP32 Breakout Board ESP32 Expansion Board 38Pin Development Board with Wireless WiFi Bluetooth for ESP-WROOM-32 Microcontroller Development Board by xtvtx
- **How much does it cost?** ¥3204 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/483310827-2-pcs-esp32-breakout-board-esp32-expansion-board-38pin-development)

## Best For

- xtvtx enthusiasts

## Why This Product

- Trusted xtvtx brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Connection Modes:** Choose between pin header or screw terminal connections to fit your project’s exact needs.
- • **Plug & Play Convenience:** Comes fully soldered—no tedious assembly required, so you can start developing immediately.
- • **Robust Double-Layer Design:** High-quality FR-4 double-layer PCB ensures stable signals and eliminates poor contact issues.
- • **Maximize Your GPIO Potential:** Expand a single GPIO pin into two, doubling your smart home project capabilities without extra hardware.
- • **Seamless ESP32 Compatibility:** Specifically designed for 38-pin ESP-WROOM-32 boards, guaranteeing perfect fit and performance.

## Overview

This 2-piece ESP32 breakout board set features 38-pin compatibility with ESP-WROOM-32 microcontrollers, expanding one GPIO pin into two for enhanced project flexibility. Built on a durable double-layer FR-4 PCB, it offers stable, reliable connections with both pin header and screw terminal options. Fully pre-soldered for immediate use, it’s the perfect expansion for professional-grade smart home and IoT development.

## Description

2 Pcs ESP32 Breakout Board ESP32 Expansion Board 38Pin Development Board with Wireless WiFi Bluetooth for ESP-WROOM-32 Microcontroller Development Board

## Features

- 【COMPATIBLE】: ESP32 breakout board compatible with 38-pin narrow hole and no mounting hole version esp32 development board, not suitable for other versions
- 【GPIO 1 INTO 2】: This expansion board can expand one GPIO pin of esp32 development board to two, which is convenient for users to reuse all pins in smart home projects
- 【2 TYPE CONNECTIONS】: This 38Pin Development Board Pin Header & Screw Terminal.Just select them according to your purpose
- 【DOUBLE-LAYER PCB】: The expansion board is a double-layer board. One pin is wired on both sides and the circuit is stable and highly reliable, and there will be no poor circuit contact and unstable signal transmission
- 【UPDATED VERSION】: ESP32 Expansion Board compared with the previous version, the board of this version has been soldered completely. No need to solder parts by yourself, which is very convenient to use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | XTVTX |
| Part number | X197 |
| Item Weight | 80 g |
| Product Dimensions | 1 x 1 x 1 cm; 80 g |
| Manufacturer reference | X197 |
| Batteries included? | No |
| Batteries Required? | No |

## Images

![2 Pcs ESP32 Breakout Board ESP32 Expansion Board 38Pin Development Board with Wireless WiFi Bluetooth for ESP-WROOM-32 Microcontroller Development Board - Image 1](https://m.media-amazon.com/images/I/714+YfVCa3L.jpg)

## Frequently Bought Together

- XTVTX 2 Pcs ESP32 Breakout Board ESP32 Expansion Board 38Pin Development Board with Wireless WiFi Bluetooth for ESP-WROOM-32 Microcontroller Development Board
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**Shop now:** [https://www.desertcart.jp/products/483310827-2-pcs-esp32-breakout-board-esp32-expansion-board-38pin-development](https://www.desertcart.jp/products/483310827-2-pcs-esp32-breakout-board-esp32-expansion-board-38pin-development)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-25*