API 3124+ 4 Channel Microphone Preamp. Sounds great, as all API gear usually does. Been kept in a clean, smoke free environment and well taken care of through out. Recently tested and functions correctly on all four channels (Gain, Phantom Power, Pad, Polarity, Instrument Switch all functioning correctly).The item "API 3124+ 4 Channel Microphone Preamp" is in sale since Thursday, January 21, 2021. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips". The seller is "flem-ale" and is located in Lawrenceville, Georgia. This item can be shipped to United States.