uxcell 20 PCS 3V-5V 16Ohm 2 Terminals Passive Electronic Speaker 12mmx8.2mm 12082 Product Name : Speaker;Input Voltage(Max.) : 3V-5V Resistance : 16Ohm;Resonance Frequency : 2000HZ Body Size : 12 x 8.2mm / 0.47" x 0.32" (D*T);Terminals Pitch : 6mm / 0.24" External Material : Plastic;Color : Black Weight : 24g;Package Content : 20 x Speaker