Estimated price (community-sourced)
Around — community and catalog average, updates slowly
About the Concept 20
The Concept 20 is a two-way, rear-ported standmount loudspeaker with a 125 mm mid/bass driver and a 25 mm soft-dome tweeter. Its Gelcore cabinet construction uses constrained layers to reduce cabinet vibration, and the speaker has an aluminium front baffle and bi-wire terminals. It was offered in gloss black and gloss white finishes. Specifications list a 64 Hz–22 kHz frequency response, 6-ohm nominal impedance, and 25–75 W recommended amplifier power.