The SAME SKY SD4-3-B micro speaker is a reliable audio solution for a wide range of applications. With an impedance of 4 Ohms and a power rating of 0.4W, this speaker provides clear and consistent sound output. Its 85dB sound pressure level ensures adequate volume for its size. The round form factor simplifies mounting and integration into existing designs. Ideal for portable electronics, toys, and other compact audio devices. As an authorized distributor of SAME SKY components, Supreme Components International guarantees the authenticity and performance of the SD4-3-B. Purchase with confidence knowing you are receiving a genuine product backed by our commitment to quality and customer satisfaction. This micro speaker is a great choice for projects requiring a small, efficient, and dependable audio output solution.