The Sharper Image CEW112 49MHz Indoor/Outdoor Wireless Speaker & Power Supply. Item is new in box. Instantly transmit all your favorite music from In-line option to connect portable devices directly to speaker. Receives wireless signals via transmitter for use with MP3, players, CD players, personal computers, stereo receivers, TV & much more !!! Speaker delivers 10 Watts of rich dynamic sound from twin 1.25 inch tweeters and 4 inch subwoofer. 180 degree pivoting speaker head for multi dimensional sound 100 feet wireless transmission range Lightweight design with contoured carry handle for safe and easy transport