Indoor/outdoor wireless speaker. Splash proof design. Built-in subwoofer and tweeter Water-resistant construction Blue LED mood-light. Includes speaker system, transmitter, cradle adapter, AC adapter, audio cables. The Indoor/outdoor wireless speaker suitable for TV, MP3, iPod, CD, DVD, stereo, PC, MAC, laptop, home theater. Enjoy your favorite audio indoor and outdoor. Simply connect the transmitter to any audio device with an out jack. Specification: Transmitter: Radiate frequency: FM 49.85MHz. Radiate power: Max.: 120 dBu. Power supply: 6 x 1.5V AAA batteries or DC/AC adapter. Audio input: Max.: 500mV. Receiver frequency: FM 49.85MHz Stereo separation: Min. 25 dB Audio frequency response: 80Hz-14KHz S/N: Min. 50 dB Output power: 15W Broadcast up to 100 feet.