Weighing at just 0.5 kg, this cylindrical-shaped JBL Flip 4 stereo speaker is no slouch when it comes to feature-rich performances. It can last up to 12 hours of continuous playtime, an IPX7 waterproof rating and a built-in echo-cancelling microphone where the speaker can be used to answer calls. The JBL Flip 4 is also compatible with Apple products such as iPad, iPod and iPhone models. All you need to do is simply download the JBL Connect app via App Store for free.