The SD201 is a active DI box. It delivers crystal-clear, full bodied direct sound from your bass, keyboard, or acoustic guitar. With an ultra-quiet active circuit that converts your signal from high to low impedance and reduces noise. Your signal will buffered and balanced. The SD201 is 48V phantom-powered, so there is no futzing around with batteries, plug and play. Plug in an acoustic guitar and you’ll enjoy rich, natural tone, even with low-output pickups.

DI2200N is a high-performance 48V phantom powered active direct box designed specifically for today’s Hi-Z instrument such as active bass and harmonics devices. Its 48V phantom power supply significantly increases headroom and allows for less distortion while yielding a smooth response curve to achieve natural, uncolored signal transfer. The shell made by firm fashioned metal aluminum, the rubber offers favorable protection which make steadier during placing, meanwhile reduce the unnecessary trill. With exceptional sonic performance, great natural tone at an affordable price, DI2200N is a better choice for you.