Professional hidden voice recorder when capturing sound - Records when sound is captured and stops recording in complete silence. - Saves each file with time and date to know the recorded files in detail. - Powerful battery lasts in standby mode for up to 364 days. - Can record continuously for up to 1000 hours (40 days and nights). - Noise reduction technology during recording for better clarity. - Automatically saves files even just before power loss, so all files remain saved. - Recorded clips can be played and listened to via the speaker attached to the device. - All recorded files can be browsed on a computer or a file reader on a mobile phone. - Large storage space up to 1000 hours, deletable and re-recordable. - Smart segmentation for each time period to facilitate organization and identification of recordings. - Strong magnet to place the device anywhere you need it. - And many more features