5-inch, 2-way coaxial speakers with a solid HQPP cone and 3 ohm impedance.

Universal wireless music streaming receiver with waterproof chrome panel and touch screen LED lighting 3.

2 ohm stable stereo Adjustable BIAS control (individually for each pair of channels) High End WIMA® capacitors The latest BURR-BROWN® operational amplifiers LED indicators Wideband adjustable high and low pass filters Band-pass function with activated LPF and HPF Adjustable input sensitivity "Soft delayed" remote activation Thermal/speaker short circuit/overload/over current protection Temperature sensor controlled cooling fan  TECHNICAL DATA Model Sound quality amplifier Channels 6 Output Power (@ 4Ω) 4x 110 + 2x 160 Watts RMS Output Power (@ 2Ω) 4x 160 + 2x 280 Watts RMS max.

2 ohm stable stereo Adjustable BIAS control (individually for each pair of channels) High End WIMA® capacitors The latest BURR-BROWN® operational amplifiers Status LED indicator Wideband adjustable high and low pass filters Band-pass function with activated LPF and HPF Adjustable input sensitivity "Soft delayed" remote activation Thermal/speaker short circuit/overload/over current protection Temperature sensor controlled cooling fan  TECHNICAL DATA Model Sound quality amplifier Channels 4 Output Power (@ 4Ω) 4x 110 Watts RMS Output Power (@ 2Ω) 4x 190 Watts RMS max.

4 channel high power amplifier AB class technology Variable active crossover and bass boost, phase shift Stabilized dual power supply Covered terminals A solid radiator with the inscription "Ground Zero"  TECHNICAL DATA Model High power class A/B amplifier Channels 4 Output Power (@ 4Ω) 4x 140Watts RMS Output Power (@ 2Ω) 4x 230 Watts RMS max.

Compact 4-channel amplifier SMD components Class D technology Variable active crossover and bass boost, phase shift Stabilized energy supply Large terminals A solid radiator with engraved "Ground Zero" lettering High-level input with auto-on function  TECHNICAL DATA Model Class D compact amplifier Channels 4 Output Power (@ 4Ω) 4x 80Watts RMS Output Power (@ 2Ω) 4x 130 Watts RMS max.

Ground Zero German company producing and developing speakers for your car since 1975.

The speakers are resistant to salt water, making them perfect for installation on yachts, outdoors, and in saunas.

Power: RMS 70W / MAX 110W Frequency range: 60 Hz - 20 kHz Impedance: 4 Ω Sensitivity: 91 dB Diameter: 165 mm Mounting diameter: 142.

Power: RMS 50W / MAX 90W Frequency range: 80 Hz - 20 kHz Impedance: 4 Ω Sensitivity: 89 dB Diameter: 10 cm Mounting diameter: 93 mm Installation depth: 30 mm TECHNICAL DATA Voice coil of midwoofer or midrange: 25 mm / 1" Cone of midwoofer or midrange: Coated paper cone Phaseplug of midwoofer or midrange: Cloth Basket of midwoofer or midrange: Steel Magnet of midwoofer or midrange: Ferrit Voice coil of tweeter: 19 mm / 0.

Power: 250 WRMS Impedance: 4 Ω Sensitivity: 86 dB Diameter: 25 cm Mounting diameter: 23 cm Installation depth: 13 cm Weight: 3.

Power: 1500W SPL power Impedance 2 x 2 Ohm SPL 86 dB Diameter 300 mm Mounting diameter 283 mm Installation depth 158 mm Voice coil 75 mm TECHNICAL DATA Reinforced paper XMax 40mm Fs 36.

Power: 1500W SPL power Resistance 1 x 1 Ohm SPL 86 dB Diameter 300 mm Mounting diameter 283 mm Installation depth 158 mm Voice coil 75 mm TECHNICAL DATA Reinforced paper XMax 25 mm / 1 " Fs 39.

Size: 333mm x 213mm x 50mm / Weight: 6kg Number of channels: 1 channel, Class AB Maximum power 1x600W MAX into 1 Ohm Bass boost 0-12 dB (45Hz) Lowpass 30-250 Hz TECHNICAL SPECIFICATIONS Rated power RMS 2x230W into 4 Ohm / 1x400W into 2 Ohm High thermal efficiency aluminum housing Easy installation due to high-level inputs and auto-on ignition functions Illuminated front panel Manufacturer's page.