Features / Specs
- Main IC: Espressif ESP8266EX
- Flash Memory: 32-Mbit
- USB to UART Interface IC: CH340G
- USB Connector Type: Micro USB
- Supply Voltage: 5 – 9VDC
- On-Board Regulator: AMS1117 (Fixed 3.3V Version)
- ESP Module Operating Voltage: 3.3VDC
- Operating Temperature: -40 to +125°C
- Pin Pitch: 2.54mm
- Spacing Between Pin Rows (Pin Centre to Centre): ~22.86mm (Breadboard Compatible)
- Board Dimensions (Excluding Pin Headers): ~(49mm x 25.8mm x 4.3mm)
- Mounting Hole Diameter: ~3.4mm
- Mounting Hole Spacing (Centre to Centre): Long Side: ~43.4mm / Short Side: ~20.4mm
- WiFi Protocols: 802.11 b/g/n
- Frequency Range: 2400 – 2483.5MHz
- +19.5dBm output power in 802.11b mode
- Hardware Features: UART / HSPI / I2C / I2S / IR Remote Control / GPIO / PWM
- Integrated TR switch, balun, LNA, power amplifier and matching network
- Integrated TCP/IP protocol stack
- Wireless Network Modes: Station / SoftAP / SoftAP + Station
- WiFi Security Modes: WPA / WPA2
