One of the smallest recording. It measures only 3.4 x 3.4 x 0.7 cm.Language activated recording: The device takes up when the sound automatically detects and the recording stops when the sound stops. With this function you only register what is important and save storage space. It is also much easier to find relevant recordings from the audio file. With the automatic time marking, the date and time are included in the audio.Long -lived recording: The battery enables the device for 30 days with voice activation and 15 hours of continuous recording. It takes 2 hours to be fully charged. The memory enables 180 hours of recording time. USB charging.Digital noise suppression: Use a professional DSP recording processor with high-resolution noise reduction to ensure that the audio is clear and sharp.