2.0 Speaker System;Total Continuous Power: 3 Watts RMS; Total Peak Power: 6 watts

2.1 Speaker System; Total Continuous Power: 15 Watts RMS; Total Peak Power: 30 Watts

2.0 Speaker System; Frequency Response: 85 Hz to 20 kHz (-10 dB); Signal-to-Noise Ratio:70 dB; Sound Pressure Level: 93 dB; Total Continuous Power: 8 Watts RMS

2.1 Speaker System; Frequency Response: 35 Hz - 20 kHz (-10 dB); Signal-to-Noise Ratio:80 dB; Sound Pressure Level: 98 dB; Total Continuous Power: 28 Watts RMS

2.1 Speaker System; Frequency Response: 45 Hz to 18 KHz (-10 dB); Signal-to-Noise Ratio:70 dB; Total Continuous Power: 27 Watts RMS

2.1 Speaker System; Frequency Response: 25 Hz - 15 kHz (-10 dB); Signal-to-Noise Ratio:73 dB; Sound Pressure Level: 97 dB; Total Continuous Power: 31 Watts RMS

Speaker system for your iPod® nano

5.1 Speaker System;PLUG AND PLAY; Sound Pressure Level: TBD dB; Total Continuous Power: 70 Watts RMS; Frequency Response: 40 Hz - 17 kHz (-10 dB);

Mobile speaker system for your iPod®;Superior MaxxBass® technology for quality bass without a subwoofer; Compact design folds to close for convenient mobility

Enhanced, portable sound for MP3, CD, and other portable audio players; Total Continuous Power:4 Watts RMS; System Response: 60 Hz – 20 kHz

Laptop Speaker System; Powered through USB connection--no adapter or batteries required;

Laptop Sound System with Communication Skills; Ultimate Portability

2.1 Speaker System; Frequency Response: 40 Hz – 20 kHz (-10 dB); Signal-to-Noise Ratio:80 dB; Sound Pressure Level: 98 dB; Total Continuous Power: 35 Watts RMS

Impossibly-thin speaker system for your iPod® nano; Superior MaxxBass® technology for quality bass without a subwoofer.; Wafer-thin design folds to close for convenient mobility.

2.1 Speaker System; Frequency Response: 32 Hz - 20 kHz (-10 dB); Signal-to-Noise Ratio:85 dB; Sound Pressure Level: 92 dB; Total Continuous Power: 46 Watts RMS

5.1 Speaker System; Subwoofer: 30 Watts RMS

Mobile speaker system for your iPod®; High Efficiency Digital Amplification; Total Continuous Power:4 Watts RMS; Signal to Noise Ratio @ 1 kHz input: > 75 dB; System Response:60 Hz – 20 kHz

Portable Digital Speaker System for iPod® with FM Receiver; Powerful, crystal-clear sound; Quality bass without a subwoofer; Full-function remote; Rechargeable Li-Ion battery; FM radio with LCD display Travel-size, foldable design Wall-outlet or battery powered

Mobile speaker system for your iPod®. Advanced Class D amplifier for maximum power and more than 24 hours of battery life (4 C batteries not included).

Mobile speaker system for your iPod®; Crystal-clear sound; AC or Battery-operated; Shock-resistant,foldable design; Charges your iPod

2.1 Speaker System; Frequency Response: 30 Hz - 22 kHz (-10 dB; Signal-to-Noise Ratio:80 dB; Sound Pressure Level: 103 dB; Total Continuous Power: 90 Watts RMS

2.1 Speaker System; Frequency Response: 30 Hz - 22 kHz (-10 dB; Signal-to-Noise Ratio:80 dB; Sound Pressure Level: 103 dB; Total Continuous Power: 90 Watts RMS

2.1 Speaker System; Frequency Response: 32 Hz – 18 kHz (-10dB); Signal-to-Noise Ratio:75 dB;

High End Digital Speaker System for iPod®. Total Continuous Power: 60 Watts RMS; Sound Pressure Level: 100 dB

5.1 surround sound with no 6-channel sound card required; USB PLUG AND PLAY; Frequency Response: 30 Hz - 20 kHz (-10 dB); Signal-to-Noise Ratio:75 dB; Sound Pressure Level: 101 dB; Total Continuous Power: 89 watts RMS

The Ultimate Portable Audio System for All Dockable iPods; AC / Battery Powered; Wireless Remote; High Efficiency Digital Amplification