HIDDEN AUDIO RECORDER Power banks are not anymore just for charging, it can record voices in your absence too!

The 4k power bank voice recorder not only support voice activated recording, but also monitor recording. It has a built in Lithium Polymer Battery. Besides, the charging time is about 4 to 5 hours. This powerbank lets you record voices whenever or wherever you want. It can be useful to you if you’re a student to record lectures, if you’re a working person, you can record important points in a meeting and if you just want to know what’s brewing behind your back, then you simply know the trick! Advantages (Easy to fix): It is hard to fall because of strong magnetism, easy to fix under the table. (Voice activated recording): Automatically saves the file when it goes off, smart voice-activated recording, no voice when gone in the standby mode.   (Charges long ) A powerbank which actually charges for a long time besides having a  Hidden Voice Recorder WAV 4500mAh Key Control Audio Voice Recorder.