Thanks for your kind understanding. 4. The button with the red wire is the recording button, and the button with the black wire is the playback button. ❤【Wide Range of Applications】Recording toys, gift boxes, creative crafts, confession artifacts, advertising, etc. Press the recording button, hear the DI sound to release the recording button, then speak to the microphone within 5-10 cm to start recording, press the recording button again, hear the DIDI sound then release the recording button, indicating the recording is completed. Recording box size: Approx. 68 * 61 * 29MM Recording playback time: 2 minutes / 4 minutes (Optional) Battery pack: 3 * 1.5V AAA batteries (NOT Included) Features: 1. You can record music or what you want to say according to your requirements for up to 120 seconds. 2. Function: trigger the button to play music... A: Press and hold the record button, do not record, when you hear the DI sound, release your hand. Make Your Own Mothers Day Card Tape Style Voice Recording Greeting Card Chip Audio Cassette Happy Voice Recorder Then press the play button again to play the currently recorded sound. Recording, Erase, Play, FT (direct), Fast Forward, Reset, Volume buttons. There are 2 control buttons, the red button is used for recording, and the black button is used for playback. ❤【DIY Recording Box】Recording box, can be placed in plush dolls or other toys, can help you express emotions, or message prompts, greatly increasing the fun and practicality of the toy. ❤【Support Ultra-long Recording】Up to 2/4 minutes, far superior to similar products. ❤【Tip】Any questions,Please feel free contact us,we will provide you with high quality after-sales service. Record button: red with button line Then press the record button to re-record. 1PCS LX20LYA ISD1820 10s 20s 20secs Voice Recorder Chip Sound Recording Playback Module Talking Music Audio This Item: 2PCS Programmable Sound Recorder Module - DIY Music Voice Recording Module Chip With Speaker, Can Recording 16 Minutes Sound Music For...