JBL Spyro, HARMAN MULTIMEDIA. Magnet type: neodymium. RMS rated power: 36 W, Frequency range: 40 - 20000 Hz, Impedance: 5000 Ом. Weight: 2800 g. Type: Portable speakers, Dimensions (WxDxH): 90 x 90 x 90 mm, Audio output channels: 2.1