... seconds OTP voice chip, IC chip, sound chip 1. 170 sec duration ... . OTP voice chip ,sound chip, Voice IC--170 seconds OTP voice chip, IC chip, voice chips, sound chip, sound ... , Safely, Burglar alarm, Car alarm.* Home appliances (washing machine, induction cooker, rice cooker, electric pressure cookers, air conditioner ... other products need voice messages. Melody voice IC--170 seconds OTP voice chip