Matrix LX10

Features:
10″ High Power Low Profile Subwoofer
Concealed Magnet
High Quality Poly Injection Cone
Foam Surround 
Specifications:
Max Power: 800W
RMS Power: 400W
Impedance: 4 Ohm
Sensitivity: 89 dB
Frequency: 40Hz – 2.8K Hz
Mounting Depth: 3-1/4″