- USB 2.0 port<br />- With on/off switch on the side<br />- Audio format: WAV<br />- Capacity: 2GB<br />- 2GB flash drive storage can hold about 120 hours WAV format audio files<br />- Built-in 110mAh lithium battery、 lasts about 5 hours when fully charged<br /><br />                                                                                                                                Dimensions: 2.60 in x 0.83 in x 0.35 in (6.6 cm x 2.1 cm x 0.9 cm)<br />Weight: 0.42 oz (12 g)<br /><br />