ZTCOO Multifunctional 4GB Digital Audio Voice Recorder Dictaphone MP3 Player USB Flash Drive Recorder for Meeting/Lecture Dictaphone MP3 Player Memory: 4GB; LCD display: 128X64 lattice screen; Supports format: MP3, WMA, MP1, MP2 Format, WAV Format Recording Long time voice recording: Built-in Lithium battery, rechargeable, saving your money and worry and protecting the environment Charging is easily completed through laptop/desktop/ USB. Package includes: 1x4GB Voice Recorder, 1xUSB cable, 1xEarphone, 1xMicrophone, 1xAudio cable, 1xTelephone cable, 1xUser manual