Summit Audio TPA-200B Dual Tube Microphone Preamplifier. All pictures are of the actual item for sale.Each item's stated functionality is. All merchandise has been tested. Any issues found are noted clearly in the description above. The item "Summit Audio TPA-200B Dual Tube Microphone Preamplifier Mic Preamp" is in sale since Friday, May 10, 2019. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips". The seller is "studio_baron" and is located in Los Angeles, California. This item can be shipped worldwide.