Definitive technology

Definitive technology Introduction

Forward Focused Bipolar Array™ technology for lifelike imaging and greater speaker placement flexibility built-in powered subwoofer with volume control Intelligent Bass Control provides precise bass level adjustments while maintaining accurate midrange tonal balance Dolby Atmos® and DTS:X™ ready with optional Definitive Technology A90 add-on speaker module (sold separately) built-in docking port with speaker connector plug for A90 module under removable aluminum top plate Balanced Dual Surround System (BDSS) driver technology places rubber surrounds on both the outer and inner edges of each speaker cone for improved control and clarity front speaker array: dual 4-1/2" BDSS midrange drivers and 1" annealed aluminum dome tweeter with silk surround for smooth, extended highs rear speaker array: one 4-1/2" BDSS midrange and 1" annealed aluminum dome tweeter with silk surround 10" subwoofer with built-in 300-watt Class D amplifier two 10" passive radiators for enhanced bass output bass-reflex (passive radiator) cabinet design frequency response: 18-40,000 Hz recommended amplifier power: 50-300 watts sensitivity: 92 dB impedance: compatible with 8-ohm outputs cloth grille-wrapped enclosure with anodized aluminum top plate cast aluminum base plate with adjustable knurled carpet spikes and floor glides (for placement on hardwood and other hard-surface floors) two sets of 5-way binding posts (one set dedicated for optional A90 Dolby Atmos add-on module) LFE line-level input (optional) for subwoofer speaker-level-only connections recommended for optimum performance led illuminated front "D" logo (with rear-panel defeat switch) 11"W x 44-1/2"H x 13"D (with included base)