Trust SP-3100, 2.1 channels, 12 W, 50 - 60 Hz, 193 x 135 x 183 mm, Wired Trust SP-3100. Audio output channels: 2.1 channels, RMS rated power: 12 W. Satellite speaker frequency range: 50 - 60 Hz. Subwoofer dimensions (WxHxD): 193 x 135 x 183 mm. Connectivity technology: Wired