Item Type: Digital Voice RecorderMaterial: ABSExternal Plug In Card: (Up To 32GB Small Memory Card, Not Included)Recording Format: WAV MP3 WMA, APE, FLACBuilt In Polymer Lithium Battery: 200mAhPackage List1 x Digital Voice Recorder1 x Earphone1 x Charging Cable1 x Instruction ManualThis machine has automatic power saving function, the machine will automatically shut down in 3 minutes in stop state. This machine does not support the folder playback function, please copy the MP3 music files in the removable disk directory, do not copy the folder in the removable disk, otherwise, the machine can not recognize the music files in the folder.1MINI AND LIGHTWEIGHT: Digital voice recorder is mini and lightweight, can be carried anywhere, key bag, wallet, pants pocket can be loaded. 2EXTERNAL PLUG IN CARD: Portable voice recorder external plug in card, support up to 32GB small memory card (not included), easy to use. 3WITH EXTERNAL SPEAKER: Mini voice recorder comes with external speakers, no need to connect headphones to play, easy to operate. 4HD NOISE REDUCTION: Voice recorder has high definition, noise canceling, long distance and other features, giving you the best experience. 5SCOPE OF APPLICATION: Digital recording device easily record your appointments, meetings, interviews, speeches, lectures, etc.