System Components & Specifications • Cube Arrays: Five magnetically shielded double-cube arrays, each containing two 2.5-inch Twiddler speakers measuring 6.2" H x 3.1" W x 4.0" D (2.4 lbs each). • Acoustimass Module: An unshielded bass module housing three 5.25-inch woofers measuring 14" H x 23" W x 7.5" D (28.7 lbs). • Receiver Compatibility: Supports A/V receivers rated from 10 to 200 watts per channel for the front/center and 10 to 100 watts for the rear, handling 4 to 8 ohms impedance.