Shintek FSP16206. RMS rated power: 280 W, Frequency range: 60 - 20000 Hz. Connectivity technology: Wired, Headphone connectivity: 3.5 mm. Operating temperature range (T-T): 0 - 50 °C, Operating relative humidity range: 0 - 95 %. Dimensions (WxDxH): 95 x 50 x 195 mm, Audio output channels: 2.0, Power requirements: 120 - 220V, 50/60Hz