Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.402GHz ~ 2.48GHz Antenna Not Included Surface Mount
The ESP32-C3 is a low-power, highly integrated 32-bit microcontroller (MCU) from Espressif Systems that combines 2.4 GHz Wi-Fi and Bluetooth® 5 Low Energy (BLE) connectivity in a single chip. Built around a single-core RISC-V processor running at up to 160 MHz, it is designed for secure, cost-effective IoT and embedded applications. The ESP32-C3 offers excellent wireless performance, low power consumption, robust security features, and a rich set of peripherals, making it ideal for smart home devices, industrial automation, wearable electronics, wireless sensors, and consumer IoT products.
Key Features
32-bit RISC-V single-core CPU running up to 160 MHz
Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth® 5 LE
Low-power architecture with multiple sleep modes for battery-powered devices
Advanced security features including Secure Boot, Flash Encryption, AES, SHA, RSA, HMAC, and hardware random number generator (RNG)
Rich peripheral set including GPIO, UART, SPI, I²C, I²S, PWM, ADC, TWAI (CAN), USB Serial/JTAG, and timers
Supports external QSPI flash memory and OTA (Over-the-Air) firmware updates
Compact package options suitable for space-constrained embedded designs
Fully supported by the ESP-IDF, Arduino, and MicroPython development ecosystems