[Recording Function] With normal recording and voice activated recording, Noise reduction recording design, suitable for meetings, lectures, forensics [MP3 Classic Look] Recording is very small and light, you get recordings for any occasion, not to make the service staff or staff uncomfortable or notice [Easy to Use] With one push turn on the recording or end the recording,and play the recording by connecting the 3.5mm headphones, read the recording file by connecting the computer [Battery and Memory] Recorder is equipped with a 160mAh battery that supports 15 hours of recording, and 16GB(included) of memory can store a large number of o files, which can be expanded to 32GB (not included) [Perfect Gift] As a gift, for the child to use in the classroom, for the husband to use in the meeting, to give a friend a birthday gift,record every moment Playback Formats:WAV External Memory:Yes Record o Format:WAV External Microphone:Yes colour:Silver Material:Aluminum alloy size:50 x 40 x 15MM Package Contents: 1 x Voice Records 1 x USB Cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.