Top-of-the-line Crybaby model with 6-position selector knob for 6 different wah ranges. Q control lets you change the frequency width of the wah peak from narrow and sharp to broad and subtle. Also has a variable boost from 0 to +16dB. Hard-wired on/off switch for true bypass.
http://www.his.com/~sha3u/gear/crybaby535Q.jpg
In mint condition--never gigged, never even taken out of the house. $84 plus shipping. Thanks.