Long Battery Life & Large Memory-One key to record/save. Supports 45 hours long battery continuous recording time, 30 hours playback time. This recorder built in 64GB large storage(can save 4552 hours recording files). Recording will automatically saving when power low, avoid loss the important recordings, to create an intelligent experience.Clear Sound Voice Recorder-Up to 1536kbps, and built-in omnidirectional capacitor microphone, catch the sound in time, provided HD clear sound recording quality. We suggest while recorder is recording, please don't rub the recorder, please keep it steady.Recording Playback-All recordings can be playback on computer, smart phone(using OTG)or earphones. If you find recordings can not be read on computer, please click any one recording, choose your computer's default player to playback recordings, that will be playback.Easy To Manage Recordings-Set and save real timestamp setting before first use, which makes the recording file name by Year/Month/Day/Hour/Minute/Second, also be convenient for daily management. You can easy to playback, backup and delete recordings on computer or smart phone. The recorder come with a OTG accessory to connect your phone to open the OTG function.Magnet Side-This voice recorder has a magnet side, it can be attached to iron surface, apply to interview, meeting, class, concert etc. Ideal for anyone who loves to record something in your life, or those honey with memory difficulties.