Screen size: 2.4-inch color screen, capacity: built-in 16 GB flash memory.Storage type: flash memory, expansion card: support MicroSD (TF) Language: Support about 28 languages, English, French, Russian, Italian, , Spanish, etc. Function: e-book, to music, recording, picture viewer, FM radio, video playback, music, pedometer Audio display: support MP3, WMA, WAV, , FLAC..., e-book: support Video : / AMV, recording : MP3, distance record: about 3 meters, charging time: about 2 hours, Bluetooth: yes, Bluetooth version is 4.0 size: 11 x 4.5CM Material:ABS colour:Black Package Contents: 1 x D19 MP3 Player Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.