Boxele sunt intr-o stare excelenta.Se vand cu ambalajul original.Mai jos cateva rewiew-uri care descriu sunetul acestor boxe

Transparent and neutral-sounding, with superbly stable, well-defined stereo imaging, and more extended low frequencies than you'd expect from a loudspeaker this size, Q Acoustics' Concept 300 gets an enthusiastic recommendation from me."
https://www.stereophile.com/content/q-acoustics-concept-300-loudspeaker

"If Concepts do something perfect that is a great soundstage. They never suffered from an imperfect spatial representation and now the tubes are adding on top a wonderful 3D holographic sound. A match made in heaven..."
https://soundnews.net/amplifiers/power-amps/trafomatic-audio-eos-integrated-review-humans-and-their-wonderful-music-making-machines/

https://www.qacoustics.co.uk/qacoustics-concept300.html