... . Sound machine with high sound quality, can be made with pre-recorded and re-recorded.PRODUCT DETAIL: 2. Style:keychain with sound,photo keychain 4 ... 8. Material: plastic & electronic&LED 9. Plastic Type:ABS (custom-made) 10. Technique: sound record flash Storage& multiprogramming executive ... product. 12. Components: PCB,sensor,voice chip,speaker,LED indicator and batteries, more or less for different ...