Display: 2.98 inches TFT resolution (800 x 268) Memory: Built-in 8GB memory, support expansion 128GB TF card Video format: support RM, RMVB, AV1, MKV, WMV, VOB, MOV, FLV, ASF, DAT, MP4, 3GP, MPG, MPEG and other 720P and part of 1080P format HD video playback, without conversion, direct playback o format: support full format loss music MP3.WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP format playback Lyrics synchronization: support format LRC Recording function: support one-key recording, voice control recording, intelligent noise reduction Text reading: e-book format TXT with automatic e-book reading function Picture browsing: support JPG, JPEG, BMP, GIF, PNG and other picture formats Game: Support Calendar: Support Bluetooth function: support Time display: support Stopwatch function: support Language: Simplified Chinese, English Download and storage: USB2.0 high-speed transmission Battery: 1000mA polymer battery Screen saver standby time: 500 hours Charging time: 2.5 hours Battery life: 15 hours of o in the headset screen saver state, headset playback video: 4 hours colour:Black Material:metal size:10.6 x 3.6 x 1.3cm Package Contents: 1 x Voice Recorder