Practical Voice Playing Box: Our sound playing box works with 3 batteries (not included), providing long-lasting performance. Depending on audio length, battery life can last for years. The sound box features ample memory to store multiple MP3 files for continuous loop playback. You can easily load your preferred audio messages or music. Audio files remain secure and do not need re-uploading when batteries are replaced.Easy to Operate: Connect the audio playing box to a computer using the USB cable. Once connected, it appears as a USB drive on the computer interface. Simply open the drive, add your audio files, and safely eject the device after transfer. To play audio, turn on the switch, adjust the volume, and press the button to start playback. Press the button again to switch between audio files.Nice Gift Choice: Add a personal touch to your gifts with audible messages. The sound box can be placed inside stuffed toys, gift boxes, and more. Surprise loved ones with a heartfelt message or music when they receive their gift. Creates lasting memories for friends and family.Wide Application: This voice audio playing box is suitable for various uses, including sound frames, musical greeting cards, interactive toys, custom audio buttons, and personalized gifts. Play your favorite songs or record congratulatory messages for occasions like Christmas, New Year, birthdays, and more, adding a special meaning to any gift.The sound playing box has 16MB memory, capable of storing up to 960 seconds of MP3 audio or 2400 seconds of WMA files. Dimensions: 5.8 x 4.7 x 2.5 cm / 2.28 x 1.85 x 0.98 inches. USB cable length: approximately 22.3 cm / 8.78 inches. Features a volume control button; compact and portable design. Note: Product appearance may vary slightly due to different manufacturing batches, but this does not affect functionality. Color: White Material: Plastic Package Contents: 1 x Sound Box 1 x Data Cable Note: Light reflection and differences in display screens may cause slight variations in color between the product image and actual item. Measurement error allowance is +/- 1-3 cm.