Description: A967 passive preamp active speaker dual channel controller. Suitable for use with active speakers or rear-ends, suitable for decoders and speakers without volume adjustment Supports full-balance or single-ended signal input or output with toggle switch Passive PreAmp Volume Controller makes the desktop simple. Four switching modes for a variety of equipment and occasions Specification: The four switching modes are as follows: XLR input, XLR output RCA input, RCA output XLR input, RCA output RCA input, XLR output Input/Output impedance: 10K? - 50K? Two-channel I/O switch, RCA and Balanced XRL I/O Input: RCA / Balanced XLR (switch) Output: RCA / Balanced XLR (switch) Package Includes: 1 X A967 fully balanced passive preamp active speaker dual channel volume controller