Trekstor 1GB i.Beat xtension. Player media type: flash-media, Total storage capacity: 1 GB, Compatible memory cards: MMC, SD. Display diagonal: 30.5 mm (1.2 "), Display resolution: 96 x 26 pixels. Audio formats supported: MP3, WAV, WMA. Headphone connectivity: 3.5 mm. Signal-to-Noise Ratio (SNR): 90 dB, MP3 bit rates: 32 - 320 Kbit/s, WMA bit rates: 32 - 320 Kbit/s