Display info: TFT Resolution: 800 x 600 Size: 5.0-inch Product size: 149mm (L) x 104mm (W) x 10.6mm (H) Battery type: built-in Li polymer (1800mAh) Mode of operation: mechanical key E-book: supports ANSI, UNICODE TXT, HTML, DOC, PDF, FB2, PDB, EPUB formats Digital file info: Music: MP3, WMA, APE, FLAC, AAC Image: JPEGBMP Bit rate: music MP3: 8Kbps - 320 Kbps, WMA: 5Kbps - 320 Kbps ID 3Tag: ID3 V1 Tag, ID3 V2 2.0, ID3 V2 3.0, ID3 V2 4.0 Music info: Effect: EQ selector, MS PlayFX, rock, classic, POP, bass, Jazz MS PlayFX3D, bass, volume equilibria Repeat mode: once, repeat one, all once, All Repeat Play mode: order, shuffle Screen show info: supports ID3 show FM radio is optional: Frequency range: China: 87.5 - 108MHz (50 steps); World: 76 - 108MHz (50 steps) Channel: preset 30 channels Reception: head phone/earphone cord antenna FM region: China, Europe, Japan, U.S.A FM Transmitter is optional File browse mode LIST; supports music and photo browse in-phase Power off time: 3M, 5M, 10M, 15M, 20M Other functions: calendar, G-SENSOR, USB host (USB2.0) Built-in speaker Multi-language support CE/FCC/RoHS certifications