SoundTube WLL Tri-band Uncompressed Wireless Transmitter and Receiver System

The WLL-TX1 wireless transmitter unit transmits uncompressed stereo audio wirelessly for maximum fidelity. Audio input options for the transmitter unit include USB, stereo mini or 1/4″ balanced input connections at the transmitter. A High/Low power selector switch on transmitter limits RF range where needed.


The WLL-RX1p wireless receiver unit contains a 2-channel 50W/ch Class D amplifier which will power up to two speakers. Receiver output options include Push-On phoenix connectors or 1/4″ connections. The WLL-RX1P also includes stereo line output for connecting auxiliary audio components. A Local Audio source may also be used at the receiver via stereo mini which mutes the wireless signal when connected.


An additional 5 receivers (for a total of 6) may be ordered to accompany a single transmitter. Two additional transmitters can be used with separate frequencies with a total of up to 18 receiver units. Each transmitter/receiver contains 3 RF channels to minimize interference from other devices. Each channel contains 3 bands, alternating between them to preemptively counteract interference, keeping the signal clear and latency less than 20ms.



  • RF Band: 2.4 GHz
  • Operating Range (full power): 150 ft indoors / 210 ft line of sight
  • Operating Range (low power): 50 ft indoors / 70 ft line of sight
  • Modulation: Digital
  • Dynamic Range: 90 dB
  • Antenna Impedance: 50 ohm
  • Housing Material: Powder Coated Metal


  • ColorBlack
    Manufacturer’s Suggested                                   
    Manufacturer’s CategoryAmplifiers
    Depth6.5 in / 165.1 mm
    Height1.75 in / 44.45 mm
    Width/Diameter6.1875 in / 157.16 mm
    Shipping Weight4.8 lbs / 2.18 kg
    Carton Height6 in / 152.4 mm
    Carton Length12.5 in / 317.5 mm
    Carton Width9 in / 228.6 mm
    CertificationsCCC, CE, RoHS, UL60065, FCC
    Included AccessoriesAntenna, Power Supply, Rack Mount Adapters
    Optional AccessoriesRack Mount Adaptor (AC-WLL-RMA)|Power Supply (AC-PS3240)|EU Power Supply (AC-PS3240-EU)|International Power Supply (AC-PS512-INTL)
    Power RequirementsTransmitter: 5V 1.2A | Receiver: 32V 4.0A
    Frequency Response (± 3 dB)20 Hz – 20 kHz
    Magnetically BoostedNo