Soundtube WLL-RX1P Uncompressed Stereo Audio Wireless Receiver OnlyThe WLL-TR-1p wireless system is composed of two units, the WLL-TX1 transmitter and WLL-RX1p receiver. This item contains a receiver only as additional receivers may be used with a single transmitter. Designed to work with all speakers. Enables the placement of speaker in locations where running speaker wire may be difficult or impossible. Utilizing uncompressed streaming digital audio over 2.4 GHz and requiring only AC power for operation, the SoundTube wireless system provides two 50W channels of Uncompressed audio. USB, stereo mini or 1/4″ balanced input connections at the transmitter.