Adam S4X-H Active Midfield-Monitor - active bass reflex speaker, 2 x 228mm (9") HexaCone woofers, 157mm (6") HexaCone mid range driver, X-ART tweeter, frequency Response: 28Hz-50kHz. Rear panel: input/HF gain, hi/Lo EQ. Power: 2x 250/350W (LF), 250/350W (mid), 50/100W (HF). Inputs: Balanced XLR, AES/EBU + S/PDIF (optional). Dimensions: 360 x 700 x 450mm (H x W x D). Weight: 32.2kg