Apart MASK4CT black, Hi-fi Speaker Set, 2-Way system, Load capacity: 70 W, Impedance: 16 Ohm, Equipped with: 4.25"" / 1"", Frequency range: 80 - 20,000 Hz, Maximum SPL: 89 dB, Directivity 180° (h) x 180° (v), 70/100 V transformer (power tapping on 2.5 / 5 / 10 / 20 W), Weatherproof ABS plastic housing,