This is the first in an on-going series of posts about littleBits. We encourage you to use the Tips & Tricks to enhance your Bit projects. littlebits is available in the Adafruit store – Starter Kit, Extended Kit and Teaser kit.
As you might have guessed, the sound trigger Bit responds to sound. That means, you can activate your circuit without even touching it. When you make a noise, the sound trigger sends an ON signal to the Bits that follow it.