Feature: 1. Easy to Use: Equipped with record and playback key, the sound module starts recording after you hear the 'beep' sound and finishes recording when triggered once more. After that, it will playback in a loop when you press the playback key, providing a personalized experience to users. 2. 4 Minutes Sound Module: The recordable voice module has an extended playtime of up to 4 minutes, enabling users to record their music or leave personal messages, meeting their individual demands. 3. Versatile Design: Suitable for various occasions, this sound module can be used in greeting cards, crafts, toy, and more, bringing an exciting and interactive touch to your DIY projects. 4. Clear Sound: Powered by 3 LR44 batteries, this greeting card sound module delivers clear and dynamic sound, providing a lively and immersive sound experience. 5. Convenient Setup: This sound recording module is ready to use when received by users. It also supports repeat recording, presenting a convenient and fast charm to users. Specification: Item Type: Voice Greeting Card Module Recording Time: 4 minutes Battery Type: 3 LR44 Batteries (Included), Each with a Capacity of 140mAh Playback Mode: Loop Playback Speaker Diameter: Approx. 40mm / 1.57in Thickness: Approx. 5mm / 0.2in Key Wire Length: Approx. 10cm / 3.94in Recording/Playback Operating: Press and hold the recording key, hear the 'beep' sound, speak into the microphone to start recording, press the recording key again to hear a 'beep' sound, release the key to indicate recording completion, press the key again to play the recorded voice. Trigger the key once for loop playback of the recorded voice.. Package List: 1 x Voice Recording Module