Pure High-End Sound Quality
The EISA awarded REFERENCE components obtain the highest attention and care during a long lasting development.
Without any compromise, each component is selected from the best ones available on the market.
Highest production quality and the most accurate supervision of every single part ensure not less than perfect performance, ultimate sound quality and workmanship for the highest demanding customer.
Emphasizing the high-end status of the REFERENCE products, each amplifier, speaker and subwoofer is finally certified by GROUND ZERO«s in-house quality department and delivered in a classy, logo-branded wooden box handmade in Germany.
Model: Ultimate high end subwoofer
Diameter: 25 cm / 10 Inch
Power Handling: 500 Watt RMS / 900 Watt Peak
Impedance: 2×2 ohm
Sensitivity: 86.4 dB
Mounting Depth: 128 mm
Cutout Diameter: 235 mm