# WiFi module ESP8266, ESP12-E, AI , Original

> WiFi module ESP8266 based on the original ESP12-E AI, offering 2.4GHz 802.11 b/g/n connectivity and an integrated TCP/IP stack. Features a low-power 32-bit MCU, 10-bit ADC, supports STA/AP/STA+AP modes and WPA/WPA2 security. Supply and logic level 3.3V, deep sleep consumption

- Page: https://sigmanortec.ro/en/wifi-module-esp8266-esp12-e-ai-original
- Price: 21.85 RON
- Availability: In stock; 1-2 zile
- Reference: 33338 · EAN: 5948902543964
- Category: Mechatronics and IoT > Sensors and Modules > WiFi Modules
- Package (shipping data): 0.002 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 05:45 (Europe/Bucharest)

## Description

Compact WiFi module for IoT projects, based on the original ESP12-E AI , offers 2.4GHz 802.11 bgn connectivity and integrated TCP IP stack for fast network communication. Includes low-power 32-bit MCU and 10-bit ADC for signal control and acquisition, supports STA AP and STA+AP modes with WPA WPA2 security. Operates at 3.3V.
ESP12-E wifi module, original A.I. (with AI logo).
Does not tolerate voltages higher than 3.3VDC.
See datasheet for more details.
Power supply voltage: 3.3V
Logic voltage: 3.3V (Do not use at 5V)
Protocol: 802.11 b/g/n
Integrated low power 32-bit MCU
Integrated 10-bit ADC
Integrated TCP/IP protocol
Integrated TR switch, balun, LNA, amplifier, and network matching
Integrated PLL, regulators, and power management units
Wifi 2.4GHz
Supports WPA/WPA2
Supports STA/AP/STA+AP
Supports Smart Link for Android and iOS
SDIO 2.0, (H) SPI, UART, I2C, I2S, IRDA, PWM, GPIO
STBC, 1x1 MIMO, 2x1 MIMO
A-MPDU and A-MSDU
Deep sleep current: