Prosonic'S Bt3 Portable Bluetooth Speaker Features 10W Stereo Sound And A Bass POWERFUL RICH SOUND - 10W Stereo speaker outputs a rich clear sound with deep bass delivered with zero distortion by two high-sensitivity drivers and a bass port. BASS BOOST - Enjoy the music the way you want it. A simple click of a button allows you to boost up the bass, which enhances the music for deep intense bass. WORRY-FREE BATTERY LIFE - Up to 14 Hours of continuous enjoyment with 2500mAh rechargeable battery. When you are done simply recharge using the USB-C charging port. IPX5 WATER RESISTANT - Splashproof for everyday use, so you can take your music anywhere you go. Built-in Microphone provides handsfree conference calling. STABLE SEAMLESS CONNECTION - Bluetooth 5.0 ensures instant connection and skip-free music streaming. Enhance the experience by pairing two speakers (TWS) for stereo surround sound.