Item Type: Digital Voice RecorderMaterial: ABSRecording Format: WAVMusic Format: MP3, WMA, WAVVideo Format: AVI, AMVImage Format: JPG, BMPBuilt in Polymer Lithium Battery: 300mAhBluetooth: Bluetooth 4.2Resolution: 240x320Package List1 x Recorder1 x Charging Cable1 x Instruction Manual1LOSSLESS SOUND QUALITY: Digital voice recorder has 1536KBPS lossless sound quality, you can listen to music and record sound, clear and real restoration of human voice. 2MUSIC PLAYBACK: Bluetooth voice recorder supports a variety of music formats to play, supporting MP3, WMA, WAV, APE, FLAC, ACC and other formats to play. 3BLUETOOTH 4.2: Bluetooth wireless technology standard configuration, strong and stable signal, support Bluetooth headphones, Bluetooth speaker connection. 4VIDEO PLAYBACK: Portable digital voice recorder support video playback, support AVI format video playback, compact body to carry around. 5LONG DISTANCE RECORDING: Digital Bluetooth voice recorder built in dual PCM microphone, support long distance optimization, convenient to record classroom, English learning.