Made in the USA. 1970s. Excellent functional condition. This is a radical wah that is essential to the wah completist. Featuring resonance control, low-pass or band pass outputs, bass and treble boosts, an adjustable Q, Range, and Filters which can be used for a reverse tape simulation sound, and an envelope follower for automatic filter sweeps which can be used a the same time over the wah effect for a very unique sound. Requires power supply plug adaptor which we we sell for $9.