LL1584-3FXPHM is a transformer isolation unit for balanced-to-unbalanced conversion. The LL1584-3FXPHM is typically used when connecting a balanced preamplifier to a power amplifier (with unbalanced phono/RCA input connector).

Transformer turns ratio 1:1
Connectors: XLR-F — Phono
Cable Length: 10 cm
Max Prim. Level. 1% dist, 50Hz male: 17 dBU

Complete datasheet for LL1584-3FXPHM