Extremely tough. And ready for anything. Beosound Explore is a rugged Bluetooth speaker that's crafted for adventure. SOUND Recommended Room Size 5-30 m² 50-300 ft²Speaker Configuration 2 x 1. 8Full Range Drivers Amplifier 2 × 30 W Class D For Full Range Sound Direction 360 degrees Frequency Range 56-22. 700 Hz Maximum Sound Pressure Level @1m 91 dB SPLBass Capability 59 dB SPLWireless Codec SBCStereo Pairing Available between two Beosound Explores Multipoint Available with up to two devices Customizable Sound EQ Presets available and fully customisable through Bang & Olufsen App DESIGN Materials Type II Anodised Aluminium Polymer Fabric Dust and Waterproof Rating Can be submerged in up to 1 metre of water for up to 30 minutes IP67 certified Weight 631 g without carabiner 637 g with carabiner Dimensions 81 W x 124 H x 81 D mm POWER Battery Playtime Up to 27 hours at typical listening volumes Battery Size 2. 400 mAh Power Consumption Typical: 6. 2W Standby: 0. 19WPower Supply 5V DC /