Estate sale find:

Vintage NOS Aspri Reverberation System for acoustic guitars. Mounts easily with no modifications required. Adjustable for both steel string and classical guitars. No power required, it’s a passive system that used your guitar’s vibration to produce its reverb effect.

Enhance your acoustic guitar's sound with the Aspri Acoustic Guitar Reverberation System. This top-of-the-line system is designed to provide you with the perfect reverb effect that will complement your guitar's tone. Its compact design makes it easy to use and transport, while its durable construction ensures that it will last for years to come.

Ideal for both beginner and professional guitar players, this reverb system is perfect for enhancing your guitar's sound and taking your music to the next level.