1、Small and lightweight, easy to carry. 2、Built‑in direct USB connection, can transfer files to PC quickly. 3、Up to 45 hours of battery life, can extend the recording time. 4、Built‑in microphone stereo recording, reproducing the original sound. 5、Made of high quality ABS material, durable and long lasting, affordable, quality assurance, worth having. 1 x MP3 Player 1 x Data Line1 x Earphone1 x Manual Item Type: MP3 PlayerMaterial: ABSColor: As Pictures Shown Weight: Approx. 82g/ 2.9ozModel: ZY-LY01Display: Dot Matrix DisplayMaximum Horn Output Power: 1W (8 Ohm)Audio Playback Format: MP3, WMA, EtcAudio Media Data Streaming Rate: WMA (32-192kbps), Mp3 (8-320kbps)Recording Source: Built-in Microphone RecordingRecording Format: WMAMaximum Number of Segments: 999 in TotalRecording Playback Frequency Response Range: 200Hz-10000HzRecording Distortion: <10% (maximum Volume)Storage: Small Memory Card (not Included)Interface: 1 x MicroUSB, 1 x 3.5mmBattery Type: 200mAh Lithium BatteryContinuous Recording Time: Approx. 45 Hours (32kbps)