The Skullcandy Terrain provides a sound as bold as you. Take it to a pool party or have a chill game night at home, you’re in charge of the vibe. Built in dual passive radioters for premium sound. IPX7 Wateroof means this speaker is able to withstand full immersion down to 3 feet for up to 30 minutes. It is a perfect indoor or outdoor everyday speaker. Multi-Link wireless connects up to 99 Skullcandy Speakers. Up to 14 hours of playback time and a three hour charge time. Key Features IPX7 Waterproof Exceptional sound quality with powerful bass Up to 14 hours of playback time Acoustically Transparent Waterproof Fabric Connect to Multiple Source Devices SKDY Multi-Link™ lets you wirelessly connect up to 99 SKDY speakers for a party that will rattle your bones Dual Passive Radiators Wireless Bluetooth® 5.3 Streaming