... Voice IC--170 seconds OTP voice chip, IC chip, sound chip 1. 170 sec duration time 2. Built-in direct drive speaker circuit. OTP voice ... chip ,sound chip, Voice IC--170 seconds OTP voice chip, IC chip, voice chips, ... 6V*In standby, the consumption is low as 2uA , one second after stop working or without any action after electrify chip, it will ...