5.79" E-Paper Display Module (Black/White) (792 x 272) Compatible With_Raspberry Pi 3A Plus the magnetic field causes a

the magnetic field causes a piece of metal to expand and contract - and if it's pressed against a surface it turns the transducer into a speaker

the constant current means that the LED brightness doesn't vary if the power supply dips

– DMA on all peripherals

Transmission Standard HDMI 1

5.79" E-Paper Display Module (Black/White) (792 x 272) Compatible With_Raspberry Pi 3A Plus the magnetic field causes aThis 5. 79" e Paper display module has a black and white display with a resolution of 792 x 272. With a grey scale of 4 and a 170 viewing angle, it provides clear and sharp visuals from any angle. It does not require a backlight and can maintain its last content for extended periods even when powered off. Its ultra low power consumption means power is mainly needed only for refreshing the display. The module has an SPI interface, making it compatible