The ChinaSound CPF40A09-3.6-W85R is a high-quality 40mm micro speaker, available through Supreme Components International, your authorized distributor for electronic components. This speaker is designed for applications where space is limited but audio quality is essential. With a 3.6 Ohm impedance, it's compatible with a wide range of audio amplifiers. The 0.5W rated power ensures efficient operation, while the 850Hz resonant frequency contributes to a balanced and clear sound profile. This micro speaker is perfect for mobile devices, wearable technology, and other compact audio systems. Benefit from reliable performance and exceptional sound clarity in a miniature package. Trust Supreme Components International for genuine ChinaSound components.