Electro-Harmonix Nano Screaming Bird Treble BoosterElectro Harmonix Nano Screaming Bird Treble Booster From EHX: "The Screaming Bird pedal by Electro Harmonix is a compact, well designed treble booster. Small and pedalboard friendly, the Screaming Bird has a reliable, durable build that can withstand plenty of use. With just one control and one footswitch, once you plug in your guitar you're good to go. The Screaming Bird is based on the classic design of the 1970s, and as its moniker suggests, it is