The Totem Arro shoots straight to the heart. The Arro’s strong frequency extension and broad-spectrum harmonics blend in a phaseperfect conjunction that transmits the true essence of music. With its ultra-slim design, the alluring and versatile Arro speaker is an aesthetic room-pleaser that allows endless placement possibilities. Omni-directional in character, the Arro defies the laws of physics with extreme bass extension and holographic sound imaging. If you like authentic-sounding performances that reach beyond the realm of space and time, experience the streamlined beauty of the Totem Arro. Specifications Break-in time 100 - 150 hours Frequency Response 40 Hz - 20 kHz ± 3 dB https://6moons.com/audioreviews/totem/arro.html Impedance 4 ohms Crossover Frequency 2.4 kHz, 2nd order, Linkwitz-Riley (optimized) Recommended Power 20 - 80 W Sensitivity 87 dB Woofer 4.5” / 11.43 cm sandwich cone double magnet Tweeter 1 impregnated textile dome 0.75” / 1.9 cm (low resonance freq.) Dimensions Width 5.1” / 13 cm Height 33.5” / 85 cm Depth 7.1” / 18 cm Weight: 9,66