Product weight: 57g (2.01oz) Product size: 50.5mm x 17.2mm (4.94x1.99x0.67 inches) Screen size: 2.0-inch TFT color screen, Resolution: 128*128 Play mode: Repeat all, single song, random play, supports A-B repeat Battery capacity: 750mAh (lithium polymer battery) Speaker: built-in speaker Memory: built-in 32GB, supports up to 128GB of extended memory Button operation: physical button Function: music, FM radio, voice recording, Bluetooth, calendar, stopwatch, pedometer Color: yellow Material: ABS Package Contents: 1 x MP3 player 1 x earphone 1 x data cable (earphone color and style are random, no specific color or style can be requested) 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 to be slightly different from the real thing. Measurement allowed error is +/- 1-3cm.