Item Type: Digital Voice RecorderMaterial: Zinc AlloyBuilt in Polymer Lithium Battery: 300mAhRecording Format: MP3, WAVSound Format: MP3, WMA, WAV, APE, FLAC, AAC LC, M4A, OGGScreen: 128x96Earphone: 3.5mmInterface: Type CSupport: English, Chinese, 25 LanguagesMemory Card Maximum Support: 64G (not Included)Package List1 x Recorder1 x Instruction Manual1 x Charging Cable1METAL BODY: Digital voice recorder is designed with zinc alloy craftsmanship, with acrylic mirror, one button to record, easy to operate. 2NOISE REDUCTION: Voice activated recorder adopts professional seven level noise reduction sound decoding recorder chip; support MP3, WAV two formats recording. 3CLEAR SOUND: USB voice recorder adopts high sensitivity microphone, strong stereo sound reproduction. Built in HiFi speakers, direct external sound. 4MULTIFUNCTION: Noise reduction voice recorder supports loop function; supports AB segment repeat playback and other functions; supports variable speed playback adjustment function. 5LONG BATTERY LIFE: MP3 voice recorder can record for a long time, built in high capacity battery; the battery has a low battery voltage automatic detection and protection function.