Height 14" (35.6 cm) Note; Width 7.9" (20 cm); Depth 9.8" (24.8 cm); Weight 16 lb (7 kg) Note; Crossover Frequencies 2.3 kHz; Enclosure Type Bass-reflex via Rear-firing Port; Finishes Piano Black, Piano White, or High Gloss Walnut; High-frequency Driver Components 1” (2.5 cm) Aluminum Tweeter with Acoustic Lens Waveguide; Nominal Impedance 8 Ohms; Input Connections Binding Posts; Low Frequency Extension -10dB@44Hz -6dB@56Hz -3dB@60Hz; Low-frequency Driver Components 5.25” (13.3 cm) Aluminum Cone, Cast-frame Woofer; Recommended Amplifier Power 50-120; Sensitivity 86dB