Soyntec Voizze 140. RMS rated power: 0 W, Frequency range: 0 - 150 Hz, Signal-to-Noise Ratio (SNR): 85 dB. Connectivity technology: Wired, Speaker interface type: 3.5 mm. Weight: 420 g. Speaker power: 3 W, Dimensions (WxDxH): 80 x 60 x 80 mm, Audio output channels: 2.0