Adafruit Gemma Sensor Starter Pack [discontinued] _RPI_USB_KEYB The aluminium plate is 40mm

The aluminium plate is 40mm x 60mm

with a pixel clock

The module has a standard ceramic patch antenna that gives it -165 dB sensitivity

Batteries and USB cable not included

We like the MAX9744 amplifier at the heart of this board because it is very easy to use and has both analogue and digital volume control capabilities

Adafruit Gemma Sensor Starter Pack [discontinued] _RPI_USB_KEYB The aluminium plate is 40mmGo interactive with sensors and Adafruit GEMMA with this lovely starter kit! Included is everything you need to make a basic sensing project (or two). There's a GEMMA board, four sewable bright RGB pixels, a motion sensor, a switch, a light sensor, a piezo, a rechargeable battery and charger, 2 ply conductive thread, alligator clips to help you test out your circuit, and a USB cable for programming GEMMA. Lithium Battery Shipping: Due to courier