1. Practical Voice Playing Box: Our sound playing box works with 3 batteries (not included), which can provide long time usage. Depending on how long the audio is, the battery can last for years. Our sound box has a certain amount of memory and can store a number of MP3 files for loop play. You can store the audio message or music you like. When the battery is replaced, your audio is still safe and ready to play without re - importing. 2. Easy to Operate: First of all, you need to connect the audio playing box to the computer with a USB cable. When inserted into the computer, it will show up like a U disk in the computer interface. You just need to click in, insert the audio you want, and plug out the USB cable when finishing the transfer. When playing the audio, turn on the switch, adjust the volume, press the button to start playing the audio. If you need to switch the audio, also press the button. 3. Nice Gift Choice: Imagine how surprised it would be if your gift is audible. The sound box can be used as a filler for stuffed toys, gift boxes, etc. It will be a surprise to hear audio when your family, friend or partner receives the gift. This kind of gift can bring unforgettable memories for friends and relatives. 4. Wide Application: This voice audio playing box can be used in many occasions and in various ways, such as creating sound frames, music gifts, stuffed animal voice buttons, custom audio buttons, etc. You can transfer your favorite music. You can send gifts to play congratulatory music on occasions like Christmas, New Year, birthday, etc., to add a different meaning to the gift. 5. The sound playing box has 16M memory, can store 960 seconds of MP3 audio files and 2400 seconds of wma files. 6. It measures about 5.8 x 4.7 x 2.5 cm/ 2.28 x 1.85 x 0.98 inches. 7. The USB cable is about 22.3 cm/ 8.78 inches in length. 8. There is a volume adjustment button that can adjust the volume. It is small and easy to carry. 9. Due to different product batches, the appearance may vary, which does not affect use. 10. Colour: White 11. Material: plastic 12. Package Contents: - 1 x Sound Box - 1 x data cable Only the above package content is included, other products are not. 13. Note: Light reflection and different displays may cause the color of the item in the picture to be a bit different from the real thing. The measurement error is allowed to be around +/- 1 - 3cm.