The portable Dragonfly Stethoscope Headphone Amplifier needs no power supply to give busy musicians a convenient way to learn guitar or bass anywhere without disturbing others. Operates like a stethoscope to provide amplification direct from your guitar or bass guitar to your ears via the included headset. Mounts easily to the back of your instrument. Easy removal, too.

Dragonfly Stethoscope Headphone Amplifier Features:

• Suction cup attachment
• No batteries
• No cords
• Silent practice

Enjoy practicing without the hassles of batteries or guitar cords. Call or click today to order.