The RS6331BPXF is a SOT-23-5 Operational Amplifier manufactured by RUNIC. It is a high power, low noise, single-supply operational amplifier specifically designed for audio applications. It has a low offset voltage, wide bandwidth, low power consumption, and low distortion. It has an operating input voltage range of up to 10V and maximum output offset voltage of ±1mV. Its main features are low distortion, low power consumption, and fast response time. It is also RoHS compliant, making it safe for use in various commercial, industrial, and consumer applications.