Frequency Response: 80Hz-20kHz
Impedence: 4 Ohm
Sensitivity: 80dB
Recommended Amplifier Power: 1w to 8w
Weight: 680g (1.5 LB) each
Unit: 1*50mm (2 in)
Dimensions
Height: 133 mm (5.3 in)
Width: 85 mm (3.4 in)
Depth: 131 mm (5.2 in)
Cabinet: MDF board with Piano Lacquer
30 days refund and 90 days replacement