Philips DS1400/98, 2.0 channels, 6 W, USB, iPhone 5, iPod Nano 7, iPod Touch 5, Silver, Digital Philips DS1400/98. Audio output channels: 2.0 channels, RMS rated power: 6 W. Headphone connectivity: USB. Apple docking compatibility: iPhone 5, iPod Nano 7, iPod Touch 5. Product colour: Silver, Volume control: Digital. Power source type: AC, AC input voltage: 100 - 240 V, AC input frequency: 50 - 60 Hz