General description Digital voice recorder and music player with high-quality sound. This compact device features one-touch recording, making it highly efficient for classes, interviews, meetings, and lectures. It is equipped with a high-grade built-in microphone that captures detailed conversations and a built-in rechargeable lithium battery that offers up to 20 hours of continuous recording. Technical specifications Recording Format: WAV Music Format: WAV Playback Formats: WAV, MP3 Power Supply: Li-ion battery Recording Time: 20 hours (fully charged) USB Port: USB 2.0 Frequency Response: 20Hz-20KHz Working Temperature: 0~40℃ With Speakers: Yes Balanced Out: Yes Compatible System: XP, Windows Vista, 7, 8 Material: Plastic Color: Black Compatibility and accessories Supports 8GB/16GB/32GB memory card (not included) Package Contents: 1 x Voice Recorder, 1 x Earphone, 1 x Charging Cable, 1 x English Manual Other information Note: Light reflection and different displays may cause the