Features: 1Long Battery Life: The voice recorder is built in high energy polymer lithium battery and a new generation of intelligent power saving system, to achieve long term recording. 2Improve Efficiency: Recording is performed when a voice is playing and paused when no voice is playing, saving storage space and improving work efficiency. 3Clear Sound Quality: Built in professional grade powerful noise reduction chip brings you higher fidelity and clearer recorded sound quality and playback. 4OTG Function and Portable: The round voice recorder supports OTG to connect mobile phones, manage and transfer files. Rope hole design, easy to carry, prevent loss. 5Premium Material: The mini voice activated recorder is made of high quality metal and glass material, durable, stable performance, long service life. Package included: 1 x Round Voice Recorder1 x Data Cable 1 x Headset1 x English Manual