Lenco Xemio 857. Player media type: flash-media, Total storage capacity: 4 GB, Compatible memory cards: microSD. Display: LCD, Display diagonal: 61 mm (2.4 "), Display resolution: 320 x 240 pixels. Audio formats supported: MP3, WMA, WAV, OGG, FLAC, APE, Video formats supported: RM, RMVB, FLV, 3GP, WMV, AVI, Image formats supported: JPG, PNG, GIF, TIF, BMP. Headphone connectivity: 3.5 mm. Frequency response: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 60 dB, Impedance: 8 Ом