Electrical Specifications: Type Unit SMT-1290A-015024 SMT-1290A-05024 SMT-1290A-12024 Rated Voltage V 1.5 5 12 Operating Voltage V 1~3 4~8 8~16 * Rated Current (Max) mA 30 40 40 * Min sound output at 10cm dB 80…
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