Introducing the colossal Tropo 18 Inch D2 Subwoofer by none other than CT Sounds. To experience real-time SPL at a greatly affordable price, this subwoofer just has got it. Enormous 3" D2 voice coil in the core of this subwoofer has been a great improvement to the Tropo series subwoofers. For those with larger concerns in their car audio, while looking at their expenses, Tropo 18" D2 is just an excellent option!

What's in the box:

• 1 x Tropo 18" D2 Car Subwoofer (Dual 2 ohm)

Features:

1. It is a dual 2Ω (ohm) resistive (voice coil) subwoofer
2. This is a 600W (RMS) car audio subwoofer with 1200W max power
3. 3" (diameter) voice coil makes this product versatile irrespective of its size, dimensions and power consumption
4. It incorporates with Y35 graded ferrite magnet. The magnet is safely kept inside a firm and strong casing & is attached to the sub basket
5. Strong and sturdy basket frame capable of handling high-powered audio-frequency production without any harm to the product!

Technical Specifications:

1. Sub power: 600W (RMS) | 1200W (MAX) 
2. Subwoofer size: 18"
3. Subwoofer type/ impedance: Dual 2 ohm
4. Voice coil (diameter): 3" (76.2mm)
5. FS: 26.092Hz
6. QTS: 0.511
7. QES: 0.575
8. QMS: 4.569
9. VAS: 187.1 liters
10. SPL: 89.5 dB (@1w/1m)
11. Xmax: 12.5mm (One way)
12. Displacement: 0.15 ft³

Box Specifications:

1. Sealed: 3.50 ft³
2. Ported: 4.50 ~ 5.00 ft³

Mounting / Installation Parameters:

1. Cutout diameter: 419mm / 16.5"
2. Overall diameter: 460mm / 18.1"
3. Mounting depth: 198mm / 7.8"