Working time: continues recording for 20hours, continues playback for 15 hours
Sampling rate:48KHZ
Recording reponse range: 20-20kHz
Bite rate: WMA: 32-192KBPS
MP3: 8-320KBPS
Good quality material: This digital recorder is made of high-quality abs material, which is durable and long service life. it can be used for a long time.
USB rechargeable: USB charging cable, no need to install any power supply. you can use it with a USB port on your computer, laptop or other devices.