product description:
Specification type: 2.5-inch full-range speaker
Frequency response range: 150HZ ~ 20KHZ
Sound cone material: natural pulp sound cone
Voice coil diameter: 20 cores
Equivalent volume: 2.2L
Through hole diameter: 61MM
Quantity: 0.97
Model: AS-25QF01
Rated impedance: 4 ohms - 8 ohms
Power range: 5~15W
Sensitivity: 88DB±3DB