It has all Scanspeak made drivers, Beryllium type tweeter, Revelatior 5.25" midranges and 10" woofers. 62 " H x 16" W x 19.5" D @ 200 lbs. each, 90 dB - 4 ohm, 20-40Khz, 2 x flared rear ports, single pair of connectors, 18 months old, Ribbon mahgony finish. Very precise imaging solid bass, good resolution.When calling, ask for Ross for questions 801-225-3259 and my Email is email@example.com They work better in a room bigger than mine. I would be willing to split shipping cost, 50/50.