RapcoHorizon Music STL-1: Stereo Line Direct Box. The RapcoHorizon Music STL-1: Stereo Line Direct Box functions as 2 separate direct boxes in stereo mode. In mono mode 2 high-impedance, unbalanced input signals can be combined into one low-impedance, balanced ....

Whirlwind Direct2 is a Passive 2 Channel Direct Box that is perfect for converting unbalanced signals from stereo keyboards, acoustic guitar preamps, CD and tape players, computer sound cards, etc.

Whirlwind Direct2-JT Direct Box, Premium Model, 2 Channel w/ Jensen Transformer