Genius SP-S115. System type: 2.0 system, Recommended usage: PC, Speaker placement: Tabletop/bookshelf. RMS rated power: 1 W, Frequency range: 100 - 20000 Hz, Signal-to-Noise Ratio (SNR): 70 dB. Connectivity technology: Wired, Headphone connectivity: 3.5 mm. Width: 73 mm, Depth: 70 mm, Height: 181 mm. Type: Bookshelf