Adafruit ADG728 1-to-8 Analog Matrix Switch - Stemma QT 2 channel relay for raspberry pi it features the PCF8523 RTC

it features the PCF8523 RTC

2 x Electrolytic Super Capacitors

For thermal management

With the ability to read 20 different barcode symbologies

Adafruit ADG728 1-to-8 Analog Matrix Switch - Stemma QT 2 channel relay for raspberry pi it features the PCF8523 RTCAnalog switches offer a solid state alternative to mechanical relays, providing a smaller, lower power, and wear free technology for switching analog signals. The Adafruit ADG728 1 to 8 Analog Matrix Switch allows you to connect up to eight analog signals via independent switches controlled through I2C. This breakout board enables easy use of the ADG728 chip for signals up to 5V without any soldering, featuring the STEMMA QT connector for easy,