ECG Xenon C 111. RMS rated power: 5 W, Frequency response: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 80 dB. Number of loudspeakers: 2 pcs. Playback disc formats: CD audio. Audio formats supported: MP3. Supported radio bands: FM, FM band range: 87.5 - 108 MHz