Quantum 557

Configuration 3 way bass reflex
Impedance 4-8 Ohms
Equipment 2x 6.5″ woofer
1x 6.5″ midrange
1″ dome-tweeter
Power handling RMS / max. 180 / 340 Watts
Dimensions (W x L x D) 215 x 1070 x 320 mm
Ausführung EN Black, walnut
Crossover frequency 350 Hz, 3.300 Hz
Highlights
Cabinet:
Solid low-resonance cabinet construction using E1-MDF panels
Delta shaped cabinet to reduce standing waves
Braced with lattice strutting
Solid baseplate
Resonance-damping rubber pucks and height-adjustable metal spikes included
Drivers:
fmax tweeter with 25 mm Teteron® synthetic silk dome for transparent sound
FE-Dynamics woofer and midrange:
– Warp resistant aluminium cone
– Ventilated voice-coil unit for maximum capacity
– Non-magnetic, fibre-filled ABS cast basket
– Klippel® optimized construction
Airflex ports with rounded reflex opening to avoid wind noise
Crossover
Amplitude and phase-optimized crossover with acoustical 24dB filters and high-quality components
Big Bi-Wiring connecting terminal with big screw connectors and gold-plated contacts
CE, RoHS and REACH compliant

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