Trekstor i.Beat cebrax RS 1Gb. Player media type: flash-media, Total storage capacity: 1 GB. Display: LCD, Display diagonal: 33 mm (1.3 "), Display resolution: 132 x 32 pixels. Headphone connectivity: 3.5 mm. Frequency response: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 90 dB, MP3 bit rates: 32 - 320 Kbit/s. Continuous audio playback time: 9 h, Battery technology: Alkaline