WTR050 voice recording chip is a multifunctional voice record & playback chip, specially designed for recording voice, long recording distance, good sound quality, can directly drive 8Ω/0.5W speaker, loud voice. Through key control, can long press to record, short press to record, loop playback, level keeps loop playback.
Features
☆Working voltage: 2.5V~5V.
☆Recording sample rate 8KHZ~16KHZ.
☆No need to add amplifying circuit, recording distance up to 5 meters.
☆Many recording modes and playback modes, short press, long press, level hold etc.
☆Support voice recording or play through serial port control.
☆Can be extended to record or playback through light control.
☆Automatically into low power mode when not working.
☆Single chip recording, recording duration up to 50s.
☆Support 4Mbit-64Mbit spi-flash.
☆Recording and playing prompt, can connect LED display.
☆Long press to record and non-recyclable playback, short press to play and loop playback.
☆Accept function customization.
Module Electric Parameter:
Module Pin Description:
Sample rate responding to recording time:
Application occasions:
Widely applied in recording greeting card, recording educational toys, electric machinery and apparatus megaphone, interphone, household appliances, doorbell, anti-theft alarm system and other need recording products.