ESP-07 ESP8266 WiFi UART to Wireless Transparent Module with Ceramic & External Antenna
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ESP-07 ESP8266 WiFi UART to Wireless Transparent Transmission Module
The Ai-Thinker ESP-07 is an industrial-grade ESP8266 WiFi module designed for UART-to-WiFi transparent data transmission. It integrates an ESP8266 SoC with onboard ceramic antenna support and external antenna interface, enabling reliable wireless communication for embedded systems, industrial control, and IoT applications.
This module supports AT command control, multiple GPIO interfaces, and high-speed serial communication, making it suitable for professional hardware integration, automation systems, and wireless data transmission projects.
Key Features
- Based on ESP8266 WiFi SoC with integrated TCP/IP stack
- UART to WiFi transparent data transmission
- Supports ceramic antenna and external antenna connection
- High-speed serial communication up to 4 Mbps
- Multiple interfaces: UART, GPIO, ADC, PWM
- Compact SMD package for easy PCB integration
- Supports AT command control and secondary development
Technical Specifications
| Model | ESP-07 |
|---|---|
| Brand | Ai-Thinker |
| WiFi Standard | IEEE 802.11 b/g/n |
| Operating Frequency | 2.4 GHz (2412–2484 MHz) |
| Flash Memory | 8 Mbit |
| Interfaces | UART / GPIO / ADC / PWM |
| Antenna Type | Ceramic antenna & external antenna (not used simultaneously) |
| Operating Voltage | 3.0–3.6 V (Typical 3.3 V) |
| Operating Temperature | -20°C to +85°C |
| Module Size | 21 × 16 × 3 mm |
| Effective Communication Distance | Up to 80 m (open environment) |
Typical Applications
- Industrial wireless control systems
- Home automation and smart home devices
- UART-to-WiFi data transmission
- IoT gateways and embedded systems
- Remote monitoring and wireless sensors
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