The JBL Flip 2 is a highly portable Bluetooth speaker that's designed to be used horizontally or vertically. It sounds good and plays very loud for its size, has speakerphone capabilities, NFC tap-to-pair, and a nice carrying case. Features include SoundClear echo and noise cancellation technology. This model charges via Micro-USB, which means that you can use a standard Micro-USB cable and plug it into a computer USB port or power adapter for charging. JBL has also added NFC tap-to-pair technology for phones and tablets that the support the feature. The speaker will automatically connect with your mobile device (or PC) after you create an initial pairing. You just need to have Bluetooth enabled on your device, then turn the speaker on for automatic pairing