Yamaha NS SW100 Speaker standaarden 3Ω) Recommended amplifier power 30W Focal Aria Evo:Black high gloss 3Ω) Recommended amplifier power 30W 120W into 8Ω on unclipped program Max 9 5 8"x9 5 8"x65 16" (245x245x161mm) 10% THD) Frequency Response 25–180 Hz Advanced YST Yes Twisted Flare Port Yes Dimensions (W x H x D) 351 x 352 x 408 mm 13 7 8” x 13 7 8” x 16 1 8” Weight 12 kg