LF Unit: 5.25" Graphite Cone, Rubber Surround/

HF Driver: 1" (25mm) Titanium dome/

Impedance (AC): 4 ohms/

Output SPL: 87±3dB/

Freq. Range+/-3: 63 Hz-20k Hz/

Power Handing RMS: 60 W Program, 30 W (IEEE 219 )/

Dimension(H*W*D): 253*175*139mm/

Weight: 2.8kg