Check the listing for details. dbx DI1 Active Direct Box. Condition: New. Listed at 85.00 USD. dbx Di1 Active Direct Box Plug your high-impedance gear into low-impedance equipment with the dbx DI1 Active Direct Box. Using a 9V battery or phantom power from your mixing board or interface, the DI1 takes the high-impedance signal which comes from instruments and other unbalanced TS or XLR sources and transforms it into a low-impedance balanced XLR signal. Low-impedance balanced signals can drive long cables without picking up interference or losing high-end articulation. Product Specifications Type ActiveInput Connections2 x parallel 1/4" unbalanced TS1 x XLR unbalanced (pin 2 hot, pins 1 and 3 ground) Impedance: >250 kOhmsOutput Connectors 1 x XLR balanced Impedance : >600 OhmsInput Level Max: +12 dB (at 0 dB), +32 dB (at -20 dB), +52 (at -40 dB)Frequency Response 10 Hz to 70 kHz, +0/-3 dBNoise