Hapyia Portable Wireless Bluetooth Speaker Outdoor with 7000mAh Power Bank Black Bluetooth 4.0 technology: Connect speaker with a wireless range up to 33 feet away from your bluetooth devices such as iPhone, iPad, Samsung Galaxy S4/S5, Galaxy Note, Sony Xperia, Nokia Lumia, Amazon Kindle Fire HD, Amazon Fire Phone, HTC One, Nexus 7, Nexus 4, Microsoft Surface plus Tablets, Smart Phones and More.( NOTE:3.5mm Aux-in to connect directly to any non-Bluetooth device) Wonderful Sound: 10-watts(2*5W) drivers offer full high-definition surround sound. 2.0 sound track audio deliver rich and comfortable listening experience. Enhanced bass and high-fidelity audio, enjoy the music at all frequency with pleasure. Power Bank and Long-lasting playtime: built-in 7000mAh Rechargeable Lithium Battery for up to 20 hours playtime and quickly recharge your cell phone or tablet. Waterproof Dustproof and Shockproof: durable rugged with rubberized covering and strong metal mesh, The portability is endless, great for indoor, outdoor, sport, camping, hiking, climbing, riding etc. Hands-free calls: built-in HD microphone, It allows you to make hands-free calls easily.