Other smartphone accessories -ESP32 2.4GHz Dual-Mode NodeMCU ESP-32S WiFi and Bluetooth Dual Core Micro USB Antenna Development Board Module Highlights generic brand ESP32 2.4GHz Dual-Mode NodeMCU ESP-32S WiFi and Bluetooth Dual Core Micro USB Antenna Development Board Module Description: ESP32 is a single-chip solution that integrates 2.4GHz Wi-Fi and Bluetooth dual modes and uses TSMC's ultra-low-power 40nanometer process. Power consumption performance, RF performance, stability, versatility and reliability. Integrated antenna switches, RF balun, power amplifiers, low noise amplifiers, filters, and power management modules greatly reduce printed circuit board (PCBS) area Current on ESP32 is less than 5A, which is suitable for battery-powered electronic devices; data transfer rate up to 150 Mbps. Excellent performance in high integration, wireless transmission distance, power consumption and network connectivity. Specification: Size: 50x30x20mm/1.97x1.18x0.79inch. Package includes: 1 Piece ESP32 Development Board Note: Please allow slight dimension difference due to different manual measurement.