High-power speakers with quick-mount magnetic back! The ION Audio Magnet Rocker 2-Pack is two compact magnetic mount speakers you can mount in an instant to any metallic surface with big sound. They stream music from any Bluetooth-enabled device and have wireless-stereo link. Their rugged design is IPX5 water-resistant so it s safe to leave in the rain or near the pool. The Magnet Rocker speakers each have a built-in 12-hour rechargeable battery for uninterrupted fun. They also come with 2 carbines to easily secure and hang your speaker making portability a snap. Small rugged and water-resistant this is your ultimate on-the-go entertainment partner.