The package includes one receiver. The handheld mic features rated power of 0, input voltage of 3v, black plastic material, and a frequency response range of 100Hz-20KHz. It has a signal-to-noise ratio of ≥70db and a compact size of 23.60X4.50X4.50cm. The mic provides clear sound with reduced noise and is portable for singing anytime, anywhere. It is suitable for outdoor parties, stage performances, KTV, dance events, and holiday singing. The product is compatible with most devices and is rechargeable. It is sturdy, lightweight, and easy to carry. The product is from ifundom and comes with guaranteed software updates.