ZIZO THUNDER DUO dual Bluetooth Portable speaker gives you easy access to your music. You can start a party, or move it to another location, thanks to features like Bluetooth for wireless music streaming, built-in 2000 mAh rechargeable battery (Operation Time: Upto 10 hours) to enjoy outdoor. Bluetooth® V 5.0 Stereo automatically pairs to your device within seconds. This Bluetooth system allows you to instantly stream wireless music from any Bluetooth device like iPhones, Androids, iPad, Tablets, PCs with upto 35 ft transmission distance. Carrying Top Strap and Storage Case, perfect for both indoor and outdoor to take with BBQs or parties loud enough for everyone to hear. Enables you to pair THUNDER DUO with the Magnetic Base for double the sound and twice the fun. Accessories: 2X Zizo Thunder Duo Speaker, Micro USB charging cable, User Guide and warranty card. Dimensions: 7.7 x 3.03 x 3.03 in.