Ground Zero GZUM 80SQ Speaker

Ground Zero Audio 3.15″ sound quality midrange speaker with aluminium cone

Engineered in Germany and built for serious sound quality, the GZUM 80SQ from Ground Zero’s renowned Uranium Series delivers audiophile-grade performance in a compact 3" package. Designed with a Klippel®-optimized motor structure and a black anodized aluminum cone, this speaker offers precision clarity, fast transient response, and excellent tonal balance in the critical midrange frequencies (200 Hz – 6 kHz).

Its lightweight yet rigid construction includes a fiber-reinforced basket, neodymium motor, and gold-plated terminals, ensuring durability, efficiency, and effortless integration into high-end active or 3-way systems. Ideal for SQ-focused builds where clarity and detail matter most.

Specifications / Information:

• 80 mm / 3.15″ sound quality midrange speaker

• 25 mm / 1″ copper voice coil

• Anodized aluminum cone

• Neodymium motor

• Resonance free compound basket

• Incl. hexagion protection grill

• Plug / soldering terminal

• 1 pair / package

• Diameter 80 mm / 3.15″

• Power handling (RMS/max.) 50 / 80 Watts

• Impedance 3 ohms

• Efficiency 90 dB

• Frequency Response 200 Hz – 6 kHz

• Voice coil 25 mm / 1″

• Cone Anodized aluminum

• Magnetmaterial Neodymium

• Mounting depth 35 mm / 1.38″

• Mounting Ø 77 mm / 3.03″

• Resonance frequency (Fs) 134 Hz