Product information:

Material: Hardware + Magnet + Plastic

Applicable models: general purpose

Voltage: 12 (V)

Maximum power: 70 (W)

Impedance: 4 (Ω)

Speaker unit size: 100 (mm)

Sensitivity: 89db

Frequency response range: 60-20Khz

Distortion: less than 1%

Size Information:

Outer diameter: 100MM

Mounting hole diameter 115MM

Total height: 45MM

Installation depth: 38MM

Packing list: 

speaker*2+. speaker cable*2+instructions*1+installation screws*8