Recording quality excellent, up to 192 KBPS / 48 KHZ (8G capacity to support 90 hours of working time).  Time change function,With time as the file name, convenient recording data compilation.  The default normal recording, can adjust to the Voice Activated mode.  Small portable appearance, exquisite shape, can be hung on the chest to make decorations.  No sound and no light when recording.  Long time recording funtion,low sensitivity recording, ultra-long recording function.  Can play the recording files and music;play the recording files and play MP3 files is different operation.  Support volume high and low.  Delete a file or delete all files recording function.  Fast forward and fast backward function.  Capacity is full ,automatic save the recording file.  When low power ,automatically save the recording file.  It can be replaced by the user's own AA R6 battery,support R6S,R6P,R6C,LR6.  Support 8G/16G/32G.It is 8G memory.  Product name: Dry cell recorder  Model: S29  Recording format: WAV  Speed: 192 KBPS  Colour: black  Material: ABS  Size: 65x25x25mm  Package Contents:  1 * USB cable  1 * Voice Recorder (without battery)  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.