Weight: 3.127 kg, Voltage: 230 V, Current: A, Performance: 150W, Waterproof: IP x6, Load impedance (subwoofer): 4 Ohm, Loadimpedance (Main channel): 8 Ohm, Frequency: 20-20 000 Hz,Command signal: 2.4 GHz, Channel: 4.1 (4×25 W + 50 W), Protocol: Bluetoo