Pioneer Dj DDJ-FLX10 4-Channel DJ Controller for rekordbox and Serato DJ Pro (Black) - Manual (Page 178)

Additional information
178
En
If these terminals are connected to an unbalanced input (such as
RCA) using an XLR to RCA converter cable (or converter adapter),
etc., the sound quality may be lowered or unwanted noise may occur.
• For connection with an unbalanced input (such as RCA), use the
[MASTER 2] output terminals.
• Be sure to use the [BOOTH] output terminals for a balanced output.
If these terminals are connected to an unbalanced input (such as an
RCA or TS terminal) with a TRS to RCA converter cable (or converter
adapter), TS cable, etc., the sound quality may be lowered or
unwanted noise may occur.
• The specifications and design of this product are subject to change
without notice.