Thanks for your visiting our store Packing List: 1 x Plating Skull Portable Wireless Bluetooth Stereo Speaker 1 x USB charging cable 1 x Strap [Skull Bluetooth Speaker] : Skull shape designed, special and so cool Not only just a speaker, but also can be used for home decoration or marvelous party playtime. Best gift for cool friends [Superior Sound Quality] : Provides impressive true HD sound and unique enhanced bass, free to enjoy a high definition stereo sound both indoor and outdoor. Also supports loud volume, it is loud enough to fill an entire room. [Long Playtime] : Built-in Li-Ion 1000 mAh rechargeable battery, supports 2-4 hours (based on volume) music playtime. [Widely Compatible] : Compatible with all the bluetooth enabled devices, such as iPhone, iPad, Mac, and android smart phones etc. [Music On The Go] : Protable size and light-weight, easy to fit in your backpack, baggage, perfect for travel use. Enjoy music wherever you go Size: 9*8*6cm Bluetooth 4.0 Loudspeaker Output: 5W Frequency range: 85Hz-18KHz