it means that the gain of the Bass/Treble sound is too large
for information on the pin-out of the cable
The GT-NUCL1633K1 is the latest miniature fingerprint sensor with extensive enhancements on power consumption and user flexibility from ADH-Tech
in their four star review
Also comes with some pin headers
Gravity: Factory Calibrated Electrochemical Oxygen / O2 Sensor (0-25%Vol, I2C & UART) Shipping:4-6 Days it means that the gainHow An Electrochemical Oxygen O2 Sensor Works Gravity: O2 Sensor (Calibrated) I2C & UART This is a sensor that detects oxygen O2 concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of oxygen O2 in the environment . Can be widely applied to fields like portable devices, air quality monitoring devices, industries, mines, warehouses,