Short Description: Magnetic transducer, 9mm dia, pc mount, top Sound Emission ,unsealed Electrical Specifications: Type Unit EMT-0901A EMT-0903A EMT-0905A Rated Voltage V 1.5 3 5 Operating Voltage V 1~2 2~4 4~6 * Rated Current (Max) mA 80 60 60 * Min sound output at 10cm dB 85 85 85 Coil Resistance Ω 5.5±1 2…