In good condition both externally and technically. They work without complaints. Didn't open. Do not offer an exchange. Total power (RMS), W 20 Output power (RMS), W subwoofer: 10 satellites: 10 (2 × 5) Frequency range, Hz 40 - 20 000 Speaker dimensions, mm subwoofer: Ø 100 satellites: Ø 75 Supply voltage ~220 V, 50 Hz Housing material wood (MDF) Subwoofer dimensions, mm 165×230×237 Satellite dimensions, mm 90×130×98 Weight, kg four