Teensy 4 Audio Shield (Rev D) Shipping:4-6 Days it contains 18 terminals: 16

it contains 18 terminals: 16 normal terminals and 2 extra GND

USB-A connector

RPLIDAR A3 improves the internal optical design and algorithm system to make the sample rate up to 16000 times

these FTDI Cables come with a clear USB head and RX/TX LEDs so you can see your FTDI cable working

Teensy 4 Audio Shield (Rev D) Shipping:4-6 Days it contains 18 terminals: 16This is the Teensy 4 Audio Shield (Rev D) that can be added to a Teensy 4. 0 for your next audio project. The shield provides you with an easy to use tool to add high quality 16 bit, 44. 1 kHz sample rate audio to your Teensy. With the audio library provided in the Documents tab, you will be able to use both the input and output simultaneously in order to make a variety of great audio projects, incorporate synth waveforms, effects, and mix multiple