MDB-1A, Active Direct Box: From acoustic guitars to laptops, always sound your best with MDB Series Direct Boxes. Available in four different models, the MDB Series will give you the peace of mind that your sound will faithfully get to your audience the way that you hear it on stage.

High Headroom With Active Circuitry: Great for active instruments like guitars and basses with active pickups and preamps, the MDB-1A Active DI features increased headroom and distortion-free operation. Featuring a 1/4" high-impedance input and thru with -20db pad plus a Merge switch that turns the Thru jack into a second input, perfect for summing a stereo source to a mono output. The balanced XLR output features switches for Polarity, Low Cut, and Ground Lift. For maximum convenience, the MDB-1A is powered by 48v phantom power.

• Active circuitry offers higher headroom for ultra-low noise and distortion-free performance
• Built-Like-A-Tank  construction