Specification: Item Type: Voice Recorder Pen_x000D_Material: Aluminum Alloy_x000D_Color: Black_x000D_Microphone: Omni Directional Microphone_x000D_Recording Format: WAV_x000D_Sound Format: MP3, WAV, WMA_x000D_Compression Ratio: 192kbps_x000D_Sampling Rate: 48KHz_x000D_Frequency: 20Hz-20KHz_x000D_Storage: 16GB_x000D_Recording Time (192kbps): About 19 Hours_x000D_Battery Type: Built in 130mAh Lithium Battery Features: 1[Noise Canceling Microphone] The voice recorder pen provides 192kbps professional recording with dynamic noise canceling microphone. 2[Wide Application] Portable voice recording pen to easily record your meetings, interviews, appointments, speeches, lectures, etc. 3[MP3 Player Function] Not only a small voice recorder, but also a music player. With earphone, supports MP3, WAV, WMA sound formats. 4[Easy To Use] This voice recorder is easy to operate, one key recording and saving, make sure you can record every important information. 5[Storage And Battery Life] Digital recorder provides 16GB storage space, built in 130mAh lithium battery, supporting about 19 hours of recording time. PackageList: 1 xVoiceRecorderPen 1 x Adapter Cable 1 x Data Cable 1 x Earphone 1 x Manual