THE WSTER WS-2519BT BLUETOOTH SPEAKERS (PORTABLE) These wonderful low cost wireless speakers are probably the most affordable, quality Bluetooth speakers you will find on the market.They boast of a smooth bass sound cased in a full featured cabinet that you can connect to your phone, tablet or any stereo source. You can also plug a flash disk or Micro SD (TF) card and enjoy playing music directly from the unit. It also boasts of an FM radio that will capture and play your popular radio stations.With its inbuilt battery, you can enjoy music on the go for several hours once it is fully charged. You can charge it from a 5v USB charger, a laptop or desktop USB port. You can pair it with your Bluetooth source (phone, tablet, laptop, mp3 player/iPod. Better still you can load music on your flash disk or microSD card and then simply plug them in and listen to cool vibes or instructional audio.The speaker comes equipped with a AUX cable that lets you connect to an external audio source like a computer, TV or DVD player.Once paired with your phone, the speakers allow you to make and receive hands free calls using the Bluetooth speakers and inbuilt microphone.