Are you really in Tune? Today we offer a Signal Flex Tuning Mic - This little guy is a suction cup, stick-on transducer pickup. The Piezo Transducer pickup has been specially designed for tuning acoustic guitars. This little mic attaches directly to the instrument to improve the tuning signal and eliminates background noise inherent with built-in mic tuning. Ebay sellers are getting 17 dollars each for these.

• Lightweight synthetic construction
• Suction cup is easy on your finish
• Extremely durable
• Easy to use
• Get in Tune!