THE BEST SIDE OF PORTABLE BLUETOOTH SPEAKER ULTIMATE EARS

No See all our test benefits The Sony SRS-XB100 is undoubtedly an extremely small speaker—in fact, It can be among the smallest we have tested. This portable Bluetooth speaker is lightweight ample to bring with you wherever you go, and its bundled strap makes it quick to attach to your bag or wrist.It provides a balanced, loaded and obvious sound