Rokform G-ROK – Portable Golf Speaker, Magnetic Wireless Speaker, IPX7 Waterproof, Loud & Clear Sound, Shockproof & Dustproof, 24 Hour Battery, Rugged Outdoor Golf Cart Speaker (Black) EASY TO USE: Instant Built-in Magnetic Mounting, nothing extra to lose or break WATERPROOF: iPX7 Waterproof and Dustproof for rain or shine use RUGGED: Drop resistant for worry free use 24 HOUR BATTERY LIFE: Up to 6 rounds of Golf on a single charge at 60% Volume from the 3600mAh battery GREAT SOUND: 2x 8 Watt Drivers deliver clear crisp sound at any volume level Bin:18