Ground Zero GZIB 2.30BR 2x 30cm Subwoofer im Bassreflex-Gehäuse

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Delivered between Tue, 28.4. and Wed, 29.4.
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Product details

The Ground Zero GZIB 2.30BR is a powerful car HiFi subwoofer equipped with two 30 cm IRIDIUM subwoofers in a passive bass reflex enclosure. This enclosure is specifically designed to ensure optimal bass reproduction. With an impressive power handling of 700 watts RMS and an impedance of 2 ohms, this subwoofer delivers powerful and precise sound reproduction. The angled rear wall and EFP front channel enhance air circulation and sound distribution. The wooden enclosure is robust and durable, supporting the longevity of the product. With a net volume of 70 liters, the GZIB 2.30BR is ideal for anyone seeking an intense sound experience in their vehicle.

  • 2x 30 cm IRIDIUM subwoofers for powerful bass
  • 700 W RMS power handling for high performance
  • Bass reflex enclosure for optimized sound reproduction
  • Angled rear wall for improved air circulation.

Key specifications

Nominal power
700 W
Impedance
2 Ω
Depth
400 mm
Width
815 mm
Height
370 mm

General information

Item number
68647059
Manufacturer
Ground Zero
Category
Car hi-fi subwoofers
Manufacturer no.
GZIB2.30BR
Release date
23.3.2026
External links
Manufacturer's site (de)

Subwoofer properties

Woofer diameter
30 cm
Subwoofer principle
Bass reflex
Nominal power
700 W
Impedance
2 Ω

Voluntary climate contribution

CO₂ emissions
29.26 kg
Climate contribution
CHF 0.70

Product dimensions

Depth
400 mm
Width
815 mm
Height
370 mm

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Car hi-fi subwoofers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Ground Zero
    Not enough data
  • 1.Renegade
    0.3 %
  • 2.Pioneer
    1.4 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Ground Zero
    Not enough data
  • 1.Pioneer
    2 days
  • Renegade
    Not enough data

Return rate

How often is a product of this brand in the «Car hi-fi subwoofers» category returned?

Source: Digitec Galaxus
  • Ground Zero
    Not enough data
  • 1.Pioneer
    4.3 %
  • Renegade
    Not enough data
Source: Digitec Galaxus