Hello !!

My set up :
Onkyo TX-NR906
Infinity speakers :
Cascade Model Three V
Frequency Response (±3dB) 80Hz – 20kHz
72Hz – 40kHz (–6dB)
Recommended Power Amplifier Range 10 – 150 Watts
Sensitivity (2.83V @ 1m) 87dB
Nominal Impedance 8 Ohms
Crossover Frequency 1,500Hz; 24dB/Octave
Low-Frequency Drivers Dual 7-3/4" x 3-3/8" (197mm x 85mm) CMMD®,
magnetically shielded
High-Frequency Driver 1" (25mm) CMMD®
What subwoofer would be the best match ??
I was thinking :Velodyne Optimum 12" vs Velodyne SPL 1500 R.

Thanx 4 all inputs.