Lakeman Portable Wireless Bluetooth Speaker Waterproof for Outdoors Powerful Sound with HiFi Subwoofer Dual Speakers Built-in Microphone for Call 7000mah Power Bank for Smart Phones - Orange Water Resistance- This Bluetooth speaker has been built to withstand rain and spills. So, you can have it with you, everywhere you go. Wireless Streaming- The Lakeman Portable Wireless Bluetooth Speaker offers wireless streaming of music to any Bluetooth enabled device. Powerbank- Apart from being the ultimate music box, this Bluetooth speaker doubles as a power bank for your cell phone. This is enabled by the gadgets inbuilt 7000mAh battery. Built-in Microphone - The Lakeman Portable Wireless Bluetooth Speaker has an inbuilt microphone that enables you to answer calls, without stopping your music. HiFi Stereo Sound Quality- Using two 10-watt high frequency speakers, the Lakeman Bluetooth speaker offers great music, equal to the clarity of a stereo sound system.