Infinity Alpha 30 - Matching Pair - Speaker Set The Infinity Alpha 30 is a 2-way floorstanding speaker featuring a bass-reflex enclosure, front port, and Ceramic Metal Matrix Diaphragm (CMMD) technology. It offers a frequency response of 52–22,000 Hz, 8-ohm impedance, 89 dB sensitivity, and is suitable for amplifiers between 15–75 W. Each speaker measures 850 x 220 x 280 mm and weighs 15 kg To deliver this product properly, it is carefully packed in very strong boxes, thereby wrapped in bubble wrap with lots of padding. We mainly use plastic to fill up the package, if wished differently please contact us. The package is shipped insured to protect both the buyer and seller. For further packing wishes please message after purchase. Photos serve as additional description of product condition / condition of display & LEDs. Please review them carefully before purchase. Orders to islands, or special destinations have a higher shipping cost, for example; Canary Islands