Konig CMP-SPUSB30. System type: 2.0 system, Recommended usage: PC, Speaker placement: Tabletop/bookshelf. Peak Music Power Output (PMPO): 60 W, Frequency range: 150 - 20000 Hz. Connectivity technology: Wired, Speaker interface type: USB. Remote control type: Wired. Audio output channels: 2.0, Power source type: USB