DROK 4.5 Inches 4 Ohm HiFi Subwoofer Speakers Stereo Audio Loudspeaker, 40W Dual Magnetic DIY Loudspeaker with Bass for Desktop Computer Speakers;

Description：
Loudspeaker outer diameter: 120mm
Impedance: 4 ohms
Sensitivity: 87dB
Effective frequency: 66Hz-2KHz
QTS: 0.7
Equivalent volume: 8L
Rated power: 40W
Diagonal distance of screws: 124mm
Loudspeaker height: 60mm
Magnet diameter: 80mm
Hole diameter: 111mm

Package Includes:
1 x 4.5-inch Loudspeaker