Compact enough to fit in the palm of your hand, the Gold Micro Nucleus Speaker from Anthony Gallo Acoustics boasts versatility and exceptional, expansive sound. By utilizing a spherical shape, Gallo Acoustics has eliminated internal resonance and external diffraction, the two main culprits of loudspeaker distortion. With four separate mounting options available, Gallo''s Micro Speaker is flexible too. Mount the Micro to your wall, floor, ceiling, or desk for a loud, clear speaker that has an understated appearance.• Note: Mounts and stands are sold separately. [Details]Frequency response (on-wall or floorstand): 100 Hz to 18 kHzFrequency response (isolation ring): 120 Hz to 18 kHzSensitivity: 85 dB/w 2.8v (1M)Nominal impedance: 8 OhmsPower handling: 100 WattsDriver: 3"� full rangeCone material: mical polypropylene compoundEnclosure material: mild steel/stainless steelDimensions: 4"� sphereHeight on wall-stand: 91.5 cmWeight: 795gWarranty: 5 years parts and labourModel: GM1GO