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The tough tested VENTURE by DreamWave is a great-sounding Bluetooth audio gear that combines a powerful, rugged speaker with a walkie talkie and hands-free calling. Great for any outdoor adventure, it offers up to 12 hours of playtime thanks to the 3,600mAh rechargeable battery pack, 360-degree omnidirectional sound processor, Hi-Fi sound and anti-distortion circuitry, unique two-way radio transceiver with a 3-mile clear sight range, and water/dust/sand/snow proof construction.