Sony launched four models in 2.1 Channel range...
1. SRS-D555
2.SRS-D8
3.SRS-D5
4.SRS-D4
1. SRS-D555 Speaker system has 6 satellite speakers with one sub.
Power output (satellite) - 10 + 10 watts
Power output (sub woofer) - 20 watts
Total RMS: 40 watts
In which left channel has 3 satellites with 10 watts and right 3 satellites with 10 watts and sub 20 watt
2. SRS-D8 Speaker system has 2 satellite speakers with one sub.
Power output (satellite) - 15 + 15 watts
Power output (sub woofer) - 30 watts
Total RMS: 60 watts
3. SRS-D5 Speaker system has 2 satellite speakers with one sub.
Power output (satellite) - 10 + 10 watts
Power output (sub woofer) - 20 watts
Total RMS: 40 watts
4. SRS-D4 Speaker system has 2 satellite speakers with one sub.
Power output (satellite) - 7 + 7 watts
Power output (sub woofer) - 13 watts
Total RMS: 27 watts
