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* OTP (one time programmable) voice chip
* Models WTV010, WTV020, WTV040, WTV080, WTV170, WTV340
* duration time:10sec ,20sec ,40s,80s,170s,340s
* Support sampling rate from 6 KHz to 22 KHz
* Support WAV (16Bit, mono) sound files
* Optional PWM and DAC audio output
* With 16 bits DAC audio output.
* PWM output direct drive 0.5W/8Ω speaker
* Mute will not take up any memory space.
* Same messages can be re-used for saving memory size.
* Control interfaces: key, key combination, parallel
interface, serial interface
* Operating voltage: DC 2.5V to 3.5V
* Equip with PC software, programmer and test kit for
customers.
Applications
Car parking systems , GSM car anti-theft systems ,
TPMS(Tire Pressure Monitor System), Car central lock, Home
security system, home appliance( washing machine, induction
cooker ,rice cooker , air conditioner and so on ), medical
equipment , Massage Apparatus, Industrial Control system ,
and any other products need voice messages |