Specification type: 3 inch full range speaker
Frequency response range : 98Hz-20KHz
Sound cone material: natural pulp sound cone
Voice coil diameter : 20 cores
Equivalent volume : 1.6L
Maximum outer diameter: 90mm
Hole diameter :90mm
Model : SQ303R
Rated impedance: 4ohm/8ohm
Sensitivity: 87dB+3dB
Magnet Material: Y30 Aerospace Magnet
Recommended volume :1.8-2L
Through hole diameter :72- 74mm
Power range: 10~20W
Rated power: 15W
Product List: Speaker*1PCS ,