iRiver H10 hard disc color midnight blue 20 Gb, H Series. Player media type: HDD, Total storage capacity: 20 GB. Display: LCD, Display diagonal: 45.7 mm (1.8 "). Frequency response: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 90 dB. FM band range: 87.5 - 108 MHz. Voice recording time: 10 h