Easy to use: press "on" to start a recording and "off" to stop and save the recording. To reduce the recording time when there is no noise and thus fully utilize the capacity of the memory, please press the "Vor" button to activate the car recording. (The device then records noise from a volume of 45 dB.)High Capacity Rechargeable BatteryThis mini recorder comes with a 3200 mAh strong battery, which allows a maximum standby time of 365 days. Up to 457 hours (equivalent to 19 days) can be recorded on a single charge, the recording capacity is 156 hours. The time to fully charge the device is just 6 hours.Strong magnetic holder: with the help of a strong, built-in magnet, the device can be attached anywhere, even concealed, which makes the application very flexible. Thanks to the dust and splash-proof housing (IP67), the recorder can also be used outdoors. Recording is possible at a distance of up to 20 m.Multipurpose RecorderConnect the recorder to synchronise the time and manage recorded files. Playback is possible both directly via headphones and computer. After connecting the recorder to the computer, you can sync its time, listen to recordings, delete or copy it. Enjoy clear playback with PCM noise reduction. Ideal for school learning, meetings, speeches, evidence retention interviews.