Specifications:

Frequency range: 70 Hz > 20000 Hz
Sensitivity: 86 db

Dimensions:
Outer diameter: 165 mm
Magnet size: 80 mm
Installation depth: 53 mm
 
Electrical values:
Powerhandling: 30 W
Powerhandling max.: 90 W
Impedance: 4 Ohm

Material:
Voice coil: Aluminium
Cone: Polyproplen
Tweeter: Mylar
Surround: Rubber
Spider: Cotton
Basket: Steel black

Scope of delivery:
1 pair speaker
1 pair speaker grills