This is a general-purpose 8 Ohm 5 Watt Speaker which is generally used for all types of audio projects. It has a balanced frequency response and high efficiency. Very good high-range response. This is a transducer that converts electromagnetic energy into sound waves. It receives analog or digital inputs from computers or audio players and converts them into sound waves. The speaker has a resistance of 8 ohms and a power rating equal to 5W.