AUDIO UNLIMITED WRLSSTEREO WEATHERPROOF STEREO WEATHERPROOFAudio Unlimited? gives any user the ability to enjoy music almost anywhere without running unsightly cableWeatherproof for outdoor listening2.4GHz technology guarantees a strong, clear signal up to 150' awayTransmitter delivers a powerful signal through walls or any other obstacles in a home or yardPhase Lock Loop circuitry automatically keeps a clear audio signalJust plug in an iPod®, computer, stereo, MP3 player or any device that has a 3.5mm or RCA outFeatures SRS WOW® technology to guarantee deep, rich bass and create a superior 3D surround sound audio experienceThis system delivers superior stereo sound with the help of advanced audio-enhancement14 1/2" W x 14" H x 4 1/2" D; weight 7.5 lbs.Speaker uses 6 D batteries (not included)Includes RF transmitter, RF speaker, remote control, RCA to RCA cable and AC adapters for transmitter and speaker1-year warranty