Built-in 100V line transformer Power selection switch Brackets included Scratch resistant housing Easy to clean Jellemzõk: 2-way plastic sealed box-design 5,25" mica cone rubber edge woofer 13 mm mylar dome tweeter Frequency: 50 Hz - 20 kHz 100V line transformer built in 16 Ohm/5W/10W/15W Sensitivity: 89 dB Dimensions: (LxWxH) 165 x 180 x 240 mm including mounting/hanging brackets Weight: 2,46 kg