JOYO AD-2 Portable Preamp DI Box Acoustic Guitar Effect Pedal

features a treble boost to push the end when you need it. Another very helpful addition is the anti-feedback circuit, this is very useful for live performances. Portable acoustic guitar effect pedal perfectly captures the sound and deliver the most realistic acoustic sound available for stage or studio, specially designed for guitarists.
Features:
Equipped with input signal level control knob, high and low sound modification knob, output level control knob, anti-feedback control knob for easily adjusting.
Input/output signal level control knob for conveniently controlling the input/output signal level to ensure quality of sound.
The treble and bass controls help you shape the high and low frequencies of your guitar tone, and the treble boost lifting foot switch for easily adjusting how loud your amplifier is.
Equipped with the high-sensitivity anti-feedback circuit for scanning the howling frequency point and anti-feedback knob for eliminating the howling noise. The LED indicator for adjusting more easily.
Made of die-cast aluminum alloy, durable and stable; compact size, space-saving and easy to carry it anywhere.