B-Move BM-SP202B. System type: 2.0 system, Recommended usage: PC, Speaker placement: Portable. RMS rated power: 5 W, Frequency range: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 80 dB. Connectivity technology: Wired, Speaker interface type: 3.5 mm. Housing material: ABS synthetics, Plastic. Width: 95 mm, Depth: 80 mm, Height: 95 mm