Broughted in a 5.1 confuguration ,it was the heaviest piece ,Wood solid construction ,black ,heavy i can Say ,can i ask Why they made it S-o big ...like His bookshelf sistters ,it need cople dozen hours to burn in ,,S-o it was paired on a Nad t747, unfortunelly A-T a Fast increasing volume ,,,it blewed His tweter ,overloaded it ,it was somethin like YOU atack an woofer and this remain blocked outside on His curse ...i managed to lets Say bring it back A-T normal changing His polarity ...and atack whith the same pwr...i dont describe as a Bad experience since it was My thault,,,i thout the beast wond mind as big levels of volume ...i realised i didnt made the burn in as it should be ,,,S-o i paired on a nadc356bee,where it Shines Even A-T loud level ...S-o My advice burn in right these series ,and than atack as YOU want or loud as they can ...be caretful A-T the impendance of this central ,on paper might be 6 ohms But in reality it startes from 4ohms or Above ,BCS the two identical woofers are put in paralel,S-o the twitter protected by a 10yf capaciter ,,,after this Bad experience i decided to go whith the burn in ,S-o a) separated the tho woofers ,i've made another tho bookshelf whith them and similar Crossover and OMG now i have the 1000$sound from speakers which belonged to a center ,amean big stereo image soundstage detailed axed on voices and also music ,very musical ,cimballs and smash atack and whith these i rewied the central ...and now ITS imagine time ,,,,do to yourself a favour ...thake the imgagine center ,,split in half by integrating the woofers in adecvate Cabinets and crossover and u will have a 2000$ bookshelf ...Mr Paul Barton Hope u will not hate me FOR this happy experiment ,youve put the best speakers in central ,i figure it out after an Bad experiment ,,,Yes Psb rulez ,,,