Built for life's biggest pursuits, the Grande is the largest Turtlebox speaker, delivering mind-blowing, concert-level sound. Engineered for the outdoors, featuring Party Mode. Features Largest, loudest speaker IP-67 waterproof (fresh & saltwater), buoyant, and submersible up to 3 feet for 30 minutes 100% drop, crush, and dust-proof Party Mode(TM) allows for infinite pairing of Original Gen 3's, Cubs, Rangers, and Grandes for an unbeatable surround sound experience (does not work with Gen 2's) True Wireless Stereo (TWS) mode allows for classic left/right stereo pairing 40+ hours of concert-level sound on a single charge Ideal for 1-100 people Pro audio mount 5.4 Bluetooth connectivity Touch controls: Party Mode, TWS mode, play/pause, next, and volume Stainless steel tie-downs & rubber feet USB-C for device charging Built-in microphone port 126 decibels of sound 2 powerful Class D digital amplifiers with enhanced DSP tuning for optimal audio performance 1.25" Titanium tweeter 10" woofer 158Wh Lithium-ion battery Specs Height: 14 inches Width: 14 inches Depth: 8.4 inches Weight: 18.8 pounds