Purchased in December, tested for sound, and has not been used since, so it's in like-new condition. Here's the product description: 1. 【Pure Analog Compressor Effect】Based on a classic studio-grade compressor, it produces a smooth and sustained sound, achieving clean tones and soaring leads. 2. 【3 Function Knobs】Level, Comp, and Tone knobs allow you to dial in your desired sound. 【2 Modes】Normal and Treble. 3. Made of high-quality zinc alloy, it is durable and sturdy. This makes the pedal safe to transport. 4. True bypass provides a transparent original tone. The LED light indicates the operating status. 5. 【Mini Size】Small and exquisite, it saves a lot of space on your pedalboard.