Imprint Method: UNIMPRINTED - No matter the location you can count on the High Sierra Kodiak IPX7 Outdoor Bluetooth Speaker to deliver. With an IPX7 Waterproof rating the Kodiak can be submerged underwater for up to 30 minutes. The Kodiak features a rechargeable 5000mAh battery that provides up to 12 hours of playback time at max volume. To charge the Kodiak, simply place it on a wireless charging pad or use the provided micro USB cable. Once your journeys over the Kodiak makes a great desktop speaker with built in music controls and a microphone for hands free calling. With stereo sound (2 x 3 Watt) and a built in passive radiator the speaker will be heard around the camp site or conference table. Bluetooth Version 4.2. Charging Time: Up to 8hrs. Bluetooth working range is 10 meters (33 feet).