(Model AW-2)- Korg USA Inc
The Korg AW-2 Micro Tuner is the world's smallest needle-type, ultra-compact chromatic tuner that can be attached to a wind or string instrument. The Piezo pickup detects vibrations and the built-in microphone detects the pitch. Two clip sizes are included for use on various types/sizes of instruments. The auto "Power Off" protects battery life.