The Louis Chorus by A3 Stompbox was first introduced in 2012, based on BOSS' legendary DC-2 Chorus tone, it is a fully analog and hand-wired only using the hand-picked genuine vintage parts ever since its first prototype. The Louis Chorus has two separate mono outputs, deep & bright, and is packed with a wide array of lush 80's Chorus tones, all simply controlled by 4 different preset switches that can also be mixed and blended with each other. A3 Stompbox is the boutique pedal company based in South Korea. The quality is proven after a number of field-testing by the renowned musicians such as Melvin Davis, Michael Thompson, Isaías Elpes, Nigel Hendroff and many more. - 4 Different Presets & Chorus Tones- 2 Mono Outputs (Deep & Bright)- Power - 9VDC (Centre Negative)- Current Draw - 65mA- Size - 70 x 125 x 55 (mm) comes with non-transferable, LIFETIME WARRANTY