Feature:1. [Voice Card Module] The voice recording playback module allows you to record up to 4 minutes of music or personalized voice message, satisfying personalization needs.2. [Multi Purpose] The sound recording playback module can be used to make unique birthday greeting cards, holiday greeting cards, or other crafts.3. [Clear Sound Playback] The recordable sound module features 40mm diameter speaker, delivering clear and dynamic sound for your recorded messages.4. [User Friendly] Our voice recording module is easy to use and supports repeat recording, powered by 3 x AAA batteries (without), convenient and user friendly.5. [Easy Recording and Playback] Red wire key for recording, black wire key for playback. Simply hold the record key, speak after beep sound, press again for completion. Press the playback key to hear the recorded sound once.Specification:Item Type: Voice Greeting Card ModuleMaterial: ABSRecording Time: 4 MinutesBattery Type: AAA Battery x 3 (Not Included)Play Mode: Play OnceSpeaker Diameter: Approx. 40mm / 1.57inSpeaker Thickness: Approx. 5mm / 0.20inKey Wire Length: Approx. 10cm / 3.94inRecording and Playback: Press and hold the record key and wait for the beep sound, then speak into the microphone to start recording. Press the record key again and hear beep beep sound, releasing the key to complete the recording. Press the play key to play the recorded message. Each press of the play key plays the recorded message once..Package List:1 x Voice Greeting Card Module