1, music chip with aa battery 2, OEM service 3, 10s-240s 4, customer music welcome 5. welcome order music chip with aa battery 1, Time: 6s/10s/ ... switch, Press button, Light motion, Vibration activated, Magnetic switch4, Battery: 2-4pcs AG10 or AG13 button battry or dry ... support LED light, 6. Components: Voice IC, PCB Boad, Speaker, battery, 7, Welcome OEM and ODM service 8, Cerfificate: CE, Rohs9 ...