✓?12 Months Warranty?: 12 months money back guarantee, 100% satisfied customer service. If you have any questions about using the recorder, please feel free to contact the team. ✓?Security Protection?: This recording device has the function of setting a power-on password to give you the best protection for your important documents. Perfect for recording your ideas, memos, lectures, meetings, interviews, etc. This is a useful gift for students, professors, teachers, businessmen, writers, bloggers, anyone who likes to record. ✓?Large Content Battery?The Voice recorder is equipped with better quality lithium battery, which brings better power storage performance, larger capacity, longer life and higher security. Meanwhile, the smart power saving technology greatly extends the maximum recording time of 512Kbps to 134 hours. ✓?Built-in 64GB memory? Voice activated recorder with playback with a large built-in memory capacity of 64GB, you can store more high-quality audio files without worrying about memory capacity. This recorder can be used as a USB flash drive, so you can store not only all your lovely music in your pocket, but also all your important files in your pocket!. ✓?Multi-functional recording?ZAQE A55 voice recorder has a one-touch recording / voice recording function. The operation of the recorder is simple. Tap on the record button, and quick save. You can use smart voice to control recording and timer recording Set the switch in the recording interface. When the recording function is turned on, the recorder can detect the recording automatically. The recorder will start only when sound is detected, saving space and eliminating silent channels. ✓?Recording Upgrade?Newly designed acrylic glass mirror digital voice recorder with independent DSP intelligent noise reduction, automatic detection of human voice and noise, separation, greatly reduce background noise, restore clear and real live sound. Recording bit rate: 512kbps/1536kbps/3072kbps.