Hama "Sonic Mobil 80" Notebook Speaker, 2.0 channels, Wired, 0.36 W, 320 - 20000 Hz, Black Hama "Sonic Mobil 80" Notebook Speaker. Recommended usage: PC. Audio output channels: 2.0 channels, Number of drivers: 2. Connectivity technology: Wired. RMS rated power: 0.36 W, Frequency range: 320 - 20000 Hz. Product colour: Black