GZRF 6.5SQX

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GZRF 6.5SQX

165 mm / 6.5″ 2-way coaxial speaker system

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140 Watts max

6.5″ 2-way coaxial speaker system with black, circular-brushed aluminum cone and 3-ohm impedance

  • 2-way coaxial speaker system
  • Aluminum cone
  • Rubber surround
  • Conex® spider
  • Resonance free steel basket
  • High efficient 3 ohms version
  • 25 mm / 1″ silk dome tweeter
  • Ferrite motor
  • Tweeter and overload protection
  • Incl. protection grill
Model2-way coaxial speakers
Diameter165 mm / 6.50″
Power handling (RMS/max.)100 / 140 Watts
Impedance3 ohms
Efficiency91 dB
Frequency Response50 Hz – 24 kHz
Tweeter25 mm / 1″ silk dome
Mounting Ø142.5 mm / 5.61″
Mounting depth68 mm / 2.68″
Crossover6 dB/oct – high pass filter

Owner’s Manual

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GZRF 5.2SQX

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GZRF 5.2SQX

130 mm / 5″ 2-way coaxial speaker system

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110 Watts max

6.5″ 2-way coaxial speaker system with black, circular-brushed aluminum cone and 3-ohm impedance

  • 2-way coaxial speaker system
  • Aluminum cone
  • Rubber surround
  • Conex® spider
  • Resonance free steel basket
  • High efficient 3 ohms version
  • 25 mm / 1″ silk dome tweeter
  • Ferrite motor
  • Tweeter and overload protection
  • Incl. protection grill
Model2-way coaxial speakers
Diameter130 mm / 5.12″
Power handling (RMS/max.)80 / 120 Watts
Impedance3 ohms
Efficiency90 dB
Frequency Response60 Hz – 24 kHz
Tweeter25 mm /1 ” silk dome
Mounting Ø117.5 mm / 4.63″
Mounting depth59 mm / 2.32″
Crossover6 dB/oct – high pass filter

Owner’s Manual

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GZRF 4.0SQX

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GZRF 4.0SQX

100 mm / 4″ 2-way coaxial speaker system

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110 Watts max

4″ 2-way coaxial speaker system with black, circular-brushed aluminum cone and 3-ohm impedance

  • 2-way coaxial speaker system
  • Aluminum cone
  • Rubber surround
  • Conex® spider
  • Resonance free steel basket
  • High efficient 3 ohms version
  • 25 mm / 1″ silk dome tweeter
  • Ferrite motor
  • Tweeter and overload protection
  • Incl. protection grill
Model2-way coaxial speakers
Diameter100 mm / 3.94″
Power handling (RMS/max.)70 / 110 Watts
Impedance3 ohms
Efficiency90 dB
Frequency Response70 Hz – 24 kHz
Tweeter25 mm / 1″ silk dome
Mounting Ø93 mm / 3.66″
Mounting depth47 mm / 1.85″
Crossover6 dB/oct – high pass filter

Owner’s Manual

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GZIA 135.4

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GZIA 135.4

4-channel high quality class A/B amplifier

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High-Quality amplifier

4-channel amplifier with class A/B circuit, integrated active crossover and black anodized heatsink

  • 4-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stable power supply
  • Large terminals
  • Black anodized heatsink with Ground Zero lettering
  • High-level input with auto-on function
ModelHigh-Quality Class A/B amplifier
Channels4
Output Power (@ 4Ω)4x 100 Watts RMS
Output Power (@ 2Ω)4x 140 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)640 Watts
Output Power (@ 4Ω) bridged2x 280 Watts RMS
Frequency Response8 Hz – 28 kHz
HPF / LPF / BPF● / ● / ○
Bass Boost / Phase switch● / ○
High level input / Auto-on● / ●
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)168 x 49 x 278 mm / 6.61″ x 1.93″ x 10.94″

Owner’s Manual

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GZIA 200.2

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GZIA 200.2

2-channel high quality class A/B amplifier

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High-Quality amplifier

2-channel amplifier with class A/B circuit, integrated active crossover and black anodized heatsink

  • 2-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stable power supply
  • Large terminals
  • Black anodized heatsink with Ground Zero lettering
  • High-level input with auto-on function
TypeHigh power class A/B amplifier
Channels2
Output Power (@ 4Ω)2x 135 Watts RMS
Output Power (@ 2Ω)2x 220 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)550 Watts
Ouput power (@ 4Ω) bridged460 Watts RMS
Frequency Response8 Hz – 28 kHz
HPF / LPF / BPF● / ● / ○
Bass Boost / Phase Shift● / ○
High-Level Input / Auto-on● / ●
Remote Controlincluded
BIAS Setting○
Linkmode○
Dimensions (w x h x L)168 x 49 x 248 mm / 6.61″ x 1.93″ x 9.76″

Owner’s Manual

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GZIA 100.2

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GZIA 100.2

2-channel high quality class A/B amplifier

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High-Quality amplifier

2-channel amplifier with class A/B circuit, integrated active crossover and black anodized heatsink

  • 2-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stable power supply
  • Large terminals
  • Black anodized heatsink with Ground Zero lettering
  • High-level input with auto-on function
TypeHigh power class A/B amplifier
Channels2
Output Power (@ 4Ω)2x 75 Watts RMS
Output Power (@ 2Ω)2x 120 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)300 Watts
Ouput power (@ 4Ω) bridged240 Watts RMS
Frequency Response8 Hz – 28 kHz
HPF / LPF / BPF● / ● / ○
Bass Boost / Phase Shift● / ○
High-Level Input / Auto-on● / ●
Remote Controlincluded
BIAS Setting○
Linkmode○
Dimensions (w x h x L)168 x 49 x 175 mm / 6.61″ x 1.93″ x 6.89″

Owner’s Manual

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GZREM 6-10

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GZREM 6-10

Remote control for GZDSP 6-10SQ

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LCD display

Remote control for GZDSP 6-10SQ

  • Wired remote control with LCD display
  • Compatible with GZDSP 6-10SQ
  • incl. subwoofer level control
  • Including connection wire 500 cm
  • Main level
  • Subwoofer level
  • Preset selection
  • Source selection
TypeWired remote Control with Display
HousingAluminum, silver
Front surfaceAcrylic glass, black
LCD displaywhite

Owner’s Manual

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GZDSP 6-10SQ

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GZDSP 6-10SQ

10-channel digital signal processor

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10-channel DSP

Digital sound processor with six channel high-level or RCA input, digital inputs and Bluetooth functionality

  • 10-channel digital sound processor
  • Optical- and digital input
  • Input equalizer
  • 2x 28 bit Analog Devices Prozessor
  • Windows GUI software
  • Separate 31 band equalizer for each channel
  • 7 band input equalizer
  • Time delay
  • Phase correction
  • Automatic turn-on function
Type10-channel digital signal processor
High resolution compatibleno
TOSLINK inputyes
Coaxial connectoryes
High-level audio mixup to 6 channels
Frequency response10 Hz – 22 kHz (-3dB)
Signal-to-Noise113 dB (A-weighted)
Input sensitivity0.5 – 3 V (RCA)
Input sensitivity2 – 8 V (high-level)
Max. pre-out voltage3.8 V RMS
Remote controloptional
Preset memory10
Dimensions (w x l x h)132 x 143 (171) x 38,5 mm / 5.20 x 5.63 (6.73) x 1.52″

Owner’s Manual DE

Owner’s Manual EN

Software

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GZPW 10SQX

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GZPW 10SQX

25 cm / 10″ high end SQ subwoofer

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700 Watts max

10″ high end SQ subwoofer with aluminum cast basket and aluminum cone

  • 10″ SQ subwoofer
  • Klippel® optimized
  • Aluminum cone
  • ConeGlide rubber surround
  • Solid aluminum cast basket
  • 50 mm / 2″ copper wire voice coil
  • 2-layer spider
  • Aluminum dust cap
TypeHigh-End SQ Subwoofer
Diameter25 cm / 10″
Power handling (RMS)400 / 700 Watts
Impedance2x 2 Ohms
Efficiency84 dB
Power recommendation300 – 700 Watts
Voice coil50 mm / 2″ aluminium
Membran LayoutAnodized aluminum
Max. Excursion (Xmax)36 mm / 1.42″
Mounting Ø236 mm / 9.29″
Mounting depth148 mm / 5.83″
Resonance frequency (Fs)36 Hz
Overall Qaulity (Qts)0.59
Equiv. air volume (Vas)22.0 L / 0.78 cu.ft.

Owner’s Manual

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GZIB 2.30BR-ACT

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GZIB 2.30BR-ACT

2x 30 cm / 12″ vented subwoofer loaded active enclosure

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400 Watt max

Active vented enclosure including 2x 12″ IRIDIUM subwoofer with EFP front bass channel and angled rear wall

  • 2x 12″ vented subwoofer loaded active enclosure
  • Subwoofer GZIW 300
  • Front vented
  • 250/400 Watts amplifier
  • Wooden enclosure
  • High level input
  • Automatic turn-on function
  • Low pass filter
  • Phase correction
  • Carpet with logo embroidery
TypeActive Subwoofer Box
Diameter30 cm / 12″
Amplifier power (RMS/max.)250 / 400 Watt
Impedance2x 2 Ohms
Net volume70 L / 2.47 cu.ft.
SubwooferGZIW 300
Abmessungen (B x H x T1/T2)460 x 370 x 400/310 mm / 18.11 x 14.57 x 15.75/12.20″

Owner’s Manual

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GZ ULTRA 80-GRILL

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GZ ULTRA 80-GRILL

Precisely machined massive aluminum mounting ring

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  • Precisely machined massive aluminum mounting ring
  • High-gloss polished surface
  • GZ-design hexagon style NRG (Non-resonant grill) protection grill
  • Compatible with many GROUND ZERO midrange speakers*
  • *e.g. GZ ULTRA M-80, GZPM 80SQ-C, GZNM 80SQ-K, GZUM 80SQ, GZHM 80
Typealuminum mounting ring
Outer Ø105 mm / 4.13”
Mounting Ø100 mm / 3.94”
Mounting depth  7 mm / 0.28”
Bolt circle Ø 86 mm / 3.39” (4x)

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GZ ULTRA M-80

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GZ ULTRA M-80

Ultra-high-end 80 mm / 3.15” midrange speaker

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110 watts max

80 mm / 3.15″ ultra-high-end midrange speaker with airflow-optimized basket and high-tech Kevlar® cone

  • 80 mm / 3.15″ Ultra-high-end midrange speaker
  • Tightly-tolerated technical parameters
  • High-tech Kevlar® cone
  • Linear moving NBR surround
  • Vented voice coil former reducing distortion
  • Round CCA wire voice coil increasing power handling
  • Optimized motor and voice coil ventilation
  • Documented final technical inspection
  • Wooden box packaging / in matching pairs
  • Incl. high-quality mounting ring
TypeUltra-high-end midrange speaker
Diameter80 mm / 3.15″
Power handling (RMS/max.)70 / 110 Watts
Impedance4 Ohms
Efficiency 88 dB
Frequency response150 Hz – 15 kHz
Voice coilCCA
ConeKevlar® 
Mounting Ø76.5 mm / 3.01″
Bolt circle Ø87 mm / 3.43″
Mounting depth42 mm / 1.65″
Resonance frequency (Fs)127 Hz

Owner’s Manual English
Owner’s Manual Deutsch

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GZRC 165.2SQ-IVX

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GZRC 165.2SQ-IVX

165 mm / 6.5″ 2-way SQ component speaker system

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190 Watts max

6.5″ 2-way SQ component speaker system with aluminum cone and 3-ohms impedance

  • 2-way SQ component speaker system
  • Black anodized aluminum cone
  • Rubber surround
  • Nomex spider
  • Resonance free steel basket
  • High efficient 3 ohms version
  • GZRT 25SQ
  • Ferrite motor
  • Separated high pass and low pass filter
  • Incl. protection grill
Type2-way SQ component speakers
Diameter165 mm / 6.5″
Power handling (RMS/max.)120 / 190 Watts
Impedance3 Ohms
Efficiency90 dB
Frequency response35 Hz – 25 kHz
TweeterGZRT 25SQ
MidwooferGZRK 165SQ
Mounting Ø142.5 mm / 5.61″
Mounting depth68 mm / 2.68″
Crossover12/12 dB/Okt.
Crossover frequency4600 Hz

Owner’s Manual

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GZCS 100.2MB

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GZCS 100.2MB

Car specific 100 mm / 4″ 2-way speaker system

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Plug´n´play installation

Car specific 100 mm / 4″ 2-way speaker system for Mercedes

  • 2-way speaker for Mercedes
  • Suitable for various vehicles
  • Glas fiber cone
  • neodymium motor
  • GZ design aluminum cast basket
  • 25 mm / 1″ silk dome tweeter
  • Car specific connection
  • 1 pair / package
ModelCar specific 2-way speakers
Diameter100 mm / 4″
Power handling (RMS/max.)70 / 110 Watts
Impedance4 Ohms
Efficiency87 dB
Frequency Response70 Hz – 24 kHz
Voice coil25 mm / 1″ copper
MidwooferGlass fiber cone

Owner’s Manual

Compatibility list

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GZCS F-4.0MB

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GZCS F-4.0MB

Car specific 100 mm / 4″ 2-way coaxial speaker system

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Plug´n´play installation

Car specific 100 mm / 4″ 2-way coaxial speaker system

  • 2-way center coax-speaker for MERCEDES
  • Suitable for various vehicles
  • Glas fiber cone
  • neodymium motor
  • GZ design aluminum cast basket
  • Aluminum adaptor-bolts for Mercedes
  • 20 mm / 0.79″ silk dome tweeter
  • Car specific connection
  • 1 pair / package
ModelCar specific 2-way coax-speaker
Diameter100 mm / 4″
Power handling (RMS/max.)60 / 100 Watts
Impedance4 Ohms
Efficiency87 dB
Frequency Response70 Hz – 22 kHz
Voice coil25 mm / 1″ copper

Owner’s Manual

Compatibility list

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GZCW 10SPL

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GZCW 10SPL

25 cm / 10″ High-Power midwoofer

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1000 Watts max

10″ High-Power midwoofer with fiber reinforced paper cone

  • 10″ midwoofer
  • Klippel® optimized
  • Non-pressed paper cone
  • W-shape long stroke surround
  • GZ-design aluminum cast housing
  • 75 mm / 3″ copper voice coil
  • Reinforced paper dust cap
  • Compact screw terminals
  • 1 piece / package
ModelHigh-Power SPL midwoofer
Diameter25 cm / 10″
Power handling (RMS/max.)500 / 1000 Watts
Impedance4 Ohms
Efficiency91 dB
Frequency response30 Hz – 2400 Hz (F-3 in recommendet enclosure)
Voice coil75 mm / 3″ Copper
ConeNon-pressed paper
Mounting Ø227 mm / 8.94″
Mounting depth122 mm / 4.80″
Resonance frequency (Fs)33 Hz
Overall quality (Qts)0.22
Equiv. air volume (Vas)50 L / 1.77 cu.ft.

Owner’s Manual

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GZNW 15NEO-EXTREME

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GZNW 15NEO-EXTREME

38 cm / 15″ high performance SPL subwoofer

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6000 Watts SPL

15″ high performance SPL subwoofer with aluminum cast basket

  • 15″ high performance SPL subwoofer
  • Klippel® optimized
  • Coated carbon-fiber cone
  • Multi-piece neodymium motor
  • Solid aluminum cast basket
  • 75 mm / 3″ CCA round wire voice coil
  • 2×2 layer Nomex spider
  • Carbon-fiber dust cap
ModelHigh-Performance SPL Subwoofer
Diameter38 cm / 15″
Power handling (RMS/SPL)3000 / 6000 Watts
Impedance2x 1 Ohms
Efficiency91 dB
Power recommendation2500 – 6000 Watts
Voice coil75 mm / 3″ CCA
ConeCarbon-fiber
Max. Excursion (Xmax)65 mm / 2.56″
Mounting Ø358 mm / 14.09″
Mounting depth300 mm / 11.81″
Resonance frequency (Fs)36.6 Hz
Damping ratio (Qts)0.16
Equiv. air volume (Vas)35 L / 1.24 cu.ft.

Owner’s Manual

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GZNW 12X-D2

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GZNW 12X-D2

30 cm / 12″ long excursion subwoofer

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2000 Watts SPL

12″ long excursion subwoofer with aluminum cone

  • 12″ long excursion subwoofer
  • Klippel® optimized
  • Aluminum Cone & dust cap
  • High-roll surround
  • Solid, blue aluminum cast basket
  • 75 mm / 3″ copper round wire voice coil
  • 4-layer polycotton spider
ModelLong excursion Subwoofer
Diameter30 cm / 12″
Power handling (RMS/SPL)2000 / 3500 Watts
Impedance2x 2 Ohms
Efficiency83 dB
Power recommendation1500 – 3500 Watts
Voice coil75 mm / 3″ copper
ConeAluminum
Max. Excursion (Xmax)62 mm / 2.44″
Mounting Ø282 mm / 11.1″
Mounting depth210 mm / 8.27″
Resonance frequency (Fs)21.8 Hz
Damping ratio (Qts)0.33
Equiv. air volume (Vas)35 L / 1.24 cu.ft.

Owner’s Manual

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