Wireless multi-room audio has never been easier. Just plug an Eos Portable Stereo Wireless Speaker/Receiver into any wall outlet, inside or out and turn up the volume that's all. Everything -- receiver, amplifier and speakers all there, in one simple compact design. Easy, just unplug it and plug it in somewhere else, it's that easy. The Eos Portable Stereo Wireless Speaker/Receiver features a removable integrated power supply, so you can hang the speaker from any ordinary wall power outlet or remove the power supply for counter top or bookshelf use. The Eos Portable Stereo Wireless Speaker/Receivers feature 2 neodymium tweeters & a ported backfiring subwoofer, for great sound in a very compact package. The wireless stereo speakers' compact design are perfect for patios, garages, basements, hallways and bathrooms, anywhere you want your music. All Eos products feature our legendary GigaWave wireless technology giving you the ability to broadcast interference-free music over 150ft -- through walls floors ceiling and doors, inside or out. Best of all Eos does not require a WiFi network or a mind-bending complex set up -- you just plug and the Eos system plays.