EXCALIBUR 153 Soundmaster Satellite Wireless Shower Speaker with Universal Dock for iPod. Let the latest in wireless technology bring you your favorite music, even as you relax in your shower or bath. Compatible with any iPod or iPhone, the base station keeps your unit safe from water as it wirelessly transmits your music or podcast to the water-resistant speaker. Compatible with all iPod and MP3 players, virtually any device with a mini-jack output. Wireless base keeps your player safe, while it transmits your tunes to the hanging, water-resistant speaker.