Check the listing for details. M-20 Microphone Preamp w/ 48V Phantom Power – New/Open Box (Qty Available). Color: Black, Condition: New, Made in United States. Listed at 18.00 USD. M-20 Microphone Preamp with 48V Phantom Power Quantity available: 5 units These are brand new, unopened microphone preamps. Each still in original packaging and includes original accessories. Features: XLR mic input and output 48V phantom power (switchable) Adjustable gain control Compact metal enclosure USB-C power/charging (DC 5V) Condition & Notes: Units power on and function May be useful for experimentation, hobby projects, learning setups, talkback, or modification Included: M-20 microphone preamp USB power cable Audio cable (as shown) Original packaging Please review photos and description carefully before purchasing. Ships fast and securely. Feel free to ask questions.