iDream PINKi MP3 Player 512MB. Player media type: flash-media, Total storage capacity: 0.512 GB. Frequency response: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 90 dB, Total Harmonic Distortion (THD): 0.1 %. Continuous audio playback time: 7 h. Weight: 29 g. Operating temperature range (T-T): -5 - 40 °C