Features: Digital voice recorder and music player with sound.<br> One-touch recording, high efficiency for class, interviews, meetings, lectures, etc.<br> High grade built-in microphone, allows you to record detailed conversations.<br> Built-in rechargeable lithium battery, offers up to 20hrs continuous recording (fully ).<br> Supports 8GB/ 16GB/ 32GB memory card (not included). Small body, easy to carry and hide.<br> Specifications:<br> Recording Format: WAV<br> Music Format: WAV<br> Playback Formats: WAV, MP3<br> Power Supply: Li-ion battery<br> Recording Time: 20 hours (fully )<br> USB Port: USB 2.0<br> Frequency Response: 20Hz-20KHz<br> Working Temperature: 0~40℃<br> With Speakers: Yes<br> Balanced Out: Yes<br> Capacity: No capacity (supports 8GB/ 16GB/ 32GB TF Card)<br> Compatible System: XP, Window Vista, 7, 8<br> Material: plastic<br> colour: black<br> Package Contents:<br> 1 x Voice Recorder<br> 1 x Earphone<br> 1 x Charging Cable<br> 1 x English Manual (English)<br> Only the above package content, other products are not included.<br> 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.