The OREI Diamond Bluetooth Wireless Portable Speaker provides a convenient source of audio listening of just about anywhere you wish to locate it. It can connect wirelessly to your smartphone, laptop or other Bluetooth compatible device and produce high-quality sound as it streams your music or game audio. The high bass technology produces powerful deep notes. Its compact shape allows it to easily be placed on a desk or a shelf. This Orei Diamond portable speaker works with NFC smartphones and pairs easily with a single touch. It can be operated with either AC or battery power.