The JQ6500 Compatible MP3 Voice Player Module is a compact and economical audio playback module supporting MP3 and WMV formats. It provides UART serial control, TF card support, SPI Flash storage, and FAT16/FAT32 compatibility. Audio tracks can be selected and controlled using simple serial commands, making it easy to integrate with Arduino and other microcontrollers. It is ideal for voice prompts, announcements, alarms, interactive projects, and embedded audio applications.

WS2812B 16-LED RGB Ring Module powered by 5V. Individually addressable LEDs with single-wire control. Ideal for Arduino, ESP32 and creative lighting projects.

The ADS1115 16-Bit Precision ADC Module is a high-resolution analog-to-digital converter designed for accurate sensor and analog signal measurement. It provides four single-ended or two differential input channels, supports a wide 2.0V–5.5V supply range, and offers programmable data rates from 8 SPS to 860 SPS. With an integrated PGA, internal voltage reference, oscillator, and I²C interface, it is ideal for Arduino, ESP32, Raspberry Pi, robotics, IoT, and precision data-acquisition projects. PCB colour may be blue or purple and will be supplied randomly; images are for representation only.