UWA-S5 5.8GHZ SPEAKER TRANSCEIVER KIT WIRELESS SUBWOOFER TX / RX MCLELLAND UWA-S55. 8GHz universal wireless audio subwoofer and speaker kit with built in amplifier Compared with a 2. 4G wireless transmission, the 5. 8G wireless has a lot less interference and can provide crystalclear audio signals. The auto channel selection feature makes it easy to plug and play. Takes either speaker or stereo line inputs plus the subwoofer input and output, it is a perfect solution to equip your home theatre system witha pair of wireless rear