Description FeaturesFeed Audio into Telephone Equipment Music-on-Hold InputAdjustable Audio LevelOptimized Sound QualityUnbalanced Output, up to 1 WattBalanced Transformer driver OutputUltra Compact Size
Radio Design Labs Radio Design Labs RDL-TX-TPR1A Active Single-Pair Receiver - Twisted Pair Format-A - Balanced line output MSRP: $221.98
Radio Design Labs Radio Design Labs RDL-TX-TPS1A Active Single-Pair Sender - Twisted Pair Format-A - Balanced line input MSRP: $219.85