[. . . ] The DB14 is a special purpose direct box for applications such as connecting a laptop computer to a sound system. [. . . ] R/L Out: RCA jacks for sending the input signals out to a line level amplification device. Low Z Out: Male XLR jack for sending out a mix of both A and B signals. Right/Left Volume: Controls the level of each input signal independently. CONNECTION Shown below is a connection example for the DB14b. The laptop computer's stereo output is connected to the 3. 5mm stereo input of the DB14b via a stereo 3. 5mm to 3. 5mm cable. NOTE: The Right and Left signal levels are adjusted individually by the Right and Left Volume controls. The XLR output is connected to a balanced low impedance input on a snake or a mixer balanced input. [. . . ] It has stereo RCA and 1/ 8" inputs, 2 volume controls, RCA and XLR outputs, and uses no power. DB14 - Splits Stereo RCA and stereo 1/8" (3. 5mm) signals - Individual Right and Left level controls - Transformer balanced XLR mono output. Rolls Corporation 1/05 DB14 AV PRESENTER [. . . ]