While you are looking for a powerful subwoofer for your vehicle then you should take a look at CT Sounds Bio 2.0 10” D4 subwoofer.

The term D4 (after the product series) stands for two things- D for Dual connectivity terminals and 4 for 4-ohm subwoofer voice coil rating. Thus the short notation-D4 is. Such a sub will surely be well enough to turn your vehicle into a live audio zone.

Features:

1.      It is a 4Ω (ohm) resistive dual voice coil

2.      This is a 250W (rms) subwoofer with maximum 500W power.

3.      It can be mounted in depth of 5.1” remarkably.

4.      Dual connectivity terminals with 2” (diameter) voice coil make this product versatile irrespective of its size, dimensions and power consumption. Better resistance damps unwanted audio harmonics while in operation.

5.      It incorporates with Y30 graded ferrite magnet, which is one of the kings in the magnet world!

6.      It incorporates strong and sturdy basket frame that is well capable of handling high-powered audio-frequency operation without any harm to the product; even at highest ratings to the sub from the amplifier!

Specifications:

1.      Size:                                             10”

2.      Cutout diameter:                       9” / 228.60 mm

3.      Overall diameter:                      10.3”

4.      Nominal impedance:                4Ω

5.      Power handling:                        250W (rms), 500W (max)

6.      Voice coil diameter:                  2” (50.8 mm)

7.      Fs:                                                36.5 Hz

8.      Qts:                                              0.555

9.      Qes:                                             0.625

10.  Qms:                                            4.929

11.  Vas:                                              24.96 liters

12.  SPL:                                              86 dB (@ 1w/1m)

13.  Sd:                                                33.329m

14.  Speaker connector:                    10 AWG

15.  Re:                                                3.5Ω

16.  Xmax:                                          7.1 mm

17.  Woofer displacement:              0.10 ft3

18.  Mounting depth:                   5.1” / 129.50 mm

19.  Shipping weight:                      9.25 lbs (4.19 Kg)

20.  Sealed box volume:                  0.50 ft3

21.  Ported box volume:                  1.00 – 1.25 ft3

• Paper cone
• Composite foam
• 2" Dual voice coil
• Mounting depth 5"
• Grade Y30 magnet