All the information you may need is below:

Product Type: Speakers

Peavey Part Number: 00577910

Product It Fits: PV 15M, TLS 115X Sub, TLS 4X, TLS 5, TLS 5X, TLS 4

Sensitivity: 98.0 dB / 1W 1m

Voice Coil Cooling: na

Net Weight: 12.5 lbs / 5.7 kg

Throat Parameter: Standard: 2" / 50.8 mm; Optional: 1.6" / 40.6mm; Supplied with throat extension

Nominal Impedance: 8 Ohms

Minimal Impedance: 7.1 Ohms

DC Resistance: 6.8 Ohms

Power Capacity 1Khz - 20Khz: 500 Hz to 20000 Hz

Nominal Efficiency: 30%

Frequency Response: 500 Hz to 2000 Hz

Recommeded Crossover: 1000 Hz

Lowest Recommended Crossover: 500 Hz at 12 dB / Octave

Dimensions: Standard: 8.388" (213mm)D x 6.05" (154mm) H

Horn Coupling Diameter: na

Horn Coupling Threads: na

Shipping Weight: Standard: 25 lbs / 11.4 kg

Diaphragm Kit: 377380

Power - Peak: 1000W

Power - Program: 500W

Power - Continuous: 250W

Frequency Range: 40 Hz - 3 Hz

Voice Coil Diameter: 2.5" / 63mm

Voice Coil Material: 2 layers, thermally bonded copper wire; Kapton former Nomex stiffener

Znom (ohms): 8.000

Revc (ohms): 5.120

BL (T/M): 14.180

Vas (Litres): 212.500

Cms (uM/N): 190.200

Mms (gm): 73.210

Qms: 6.690

Qes: 0.500

Qts: 0.465

Xmax (mm): 3.600

Le (mH): 0.330

SPL (1W 1m): 98.000

No (%): 3.200

Vd (cu. in. /ml): 36.2 / 593.3

Pmax (Watts pgm): 500.000

Disp (cu. In. / ml): 196 / 3212