INTEGRATED VOLUME ADJUSTMENTFeaturing an onboard 10K adjustable resistor potentiometer, this board allows quick volume tuning. The design carries the for TDA2030A audio power amplifier chip, ensuring reliable signal boosting for DIY sound boards. COMPACT AUDIO UPGRADEDesigned for electronics hobbyists building custom desktop speaker setups in home workshops, this blue PCB board module provides a reliable mono 18W power amplifier circuit for clear, targeted sound reproduction. SMART STATUS TRACKINGEquipped with a red onboard power indicator light, this module lets users monitor electricity status instantly. The chip main pins are routed to headers, allowing direct audio signal input for efficient, straightforward circuit testing. MICRO SPACE SAVINGMeasuring just 3.16 x 2.32 cm / 1.24" x 0.91", this tiny module fits easily into tight enclosures. It features onboard speaker terminal blocks and pin headers to simplify external connections without soldering hassles. FLEXIBLE POWER VOLTAGEIdeal for engineering students conducting audio experiments in university school labs, the system operates on a stable 6-12V working voltage. It integrates smoothly into low-power DIY setups requiring efficient electrical performance. Package list: 1x Audio amplifier module