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1 x Kitronik Bluetooth Stereo Amplifier Module board
they make it really easy to add a 4-digit alphanumeric display with decimal points
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1 analog input (1
5V compatible
Adafruit TRRS Trinkey USB Key for Assistive Technology Cortex M33 1 x Kitronik Bluetooth StereoThe Adafruit TRRS Trinkey is a compact and flexible USB key designed specifically for assistive technology hackers and creators. It combines a USB key and a TRRS breakout to provide a low cost but highly adaptable device ideal for creating custom switch or variable input devices using 3. 5mm audio jacks. Key features include an ATSAMD21E18 32 bit Cortex M0+ microcontroller running at 48 MHz with 256KB Flash and 32KB RAM, native USB support compatible
US$ 60.00
US$ 138.00
US$ 18.00
