Electret Condenser Microphones (ECMs) are widely used components known for their excellent sensitivity and sound quality. They operate by using a permanently charged electret material to convert sound waves into electrical signals. ECMs are compact, energy-efficient, and cost-effective, making them ideal for a variety of applications such as smartphones, headsets, and other consumer electronics. At Seltech, we offer high-quality ECM microphones designed to deliver clear and accurate audio performance for your specific needs.Electret Condenser Microphones (ECMs) are widely used components known for their excellent sensitivity and sound quality. They operate by using a permanently charged electret material to convert sound waves into electrical signals. ECMs are compact, energy-efficient, and cost-effective, making them ideal for a variety of applications such as smartphones, headsets, and other consumer electronics. At Seltech, we offer high-quality ECM microphones designed to deliver clear and accurate audio performance for your specific needs.