Coil Resistance = 8Ω Sound Level = 87dB Tone 타입 = Sine Wave Rated Power = 0.3W Lead Length = 5.8mm 크기 = 15 (Dia.) x 7.5mm Diameter = 15mm 높이 = 7.5mm Round PCB Mounting Miniature Speakers. Round pcb mounting magnetic speaker High sound output Requires external drive circuit to operate