Canton Plus GX Silver. Tweeter size: 25 mm, Woofer size: 110 mm. Peak Music Power Output (PMPO): 100 W, Impedance: 4 Ом, Sensitivity: 85 dB. Weight: 1.7 kg. Type: Portable speakers, Dimensions (WxDxH): 13 x 13 x 20 mm, Audio output channels: 2.0