Wide operating voltage range: 3-12V, suggestion ≥5VSpeaker power: 05W-10W, suggestion 8W speaker is the bestLow static power consumption, the quiescent current of approximately 2MA, ideal for battery-poweredLow power consumption, updated within the chain gain adjustable,large supply voltage range, fewer external components and total are widely used, widely used tape recorders and radios being.On-board volume control potentiometer clockwise to increase the volume,with power indicator light. Size: 42mm X 30mm;Mounting hole diameter: 3mm Note: Manual measurement, with small error. Please check size in detail before purchase. Real colors may slightly differ from the pictures, as it depends on specific monitor settings and light brightness. We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution. Package Includes: 2pcs
