Key Features
- 1.5 W mono amplifier - which can be turned off to reduce power consumption
- Magnetic buzzer
- Trimmer potentiometer for gain control
- A switch to swap between on-board buzzer and external speakers that can be connected via provided header
On the TinyPICO & TinyS2, audio-in is connected to one of the two DACs (Digital to Analog Converter).
The TinyS3 doesn’t have built in DACs anymore, but you can still generate cool sounds via PWM.