Bluetooth Speakers, Portable True Wireless Speaker with Built-in-Mic, Tiamat Thunder Beats Stereo Speakers Set with HD Sound Long Lasting for Android Smartphone and More - Black Stereo Bluetooth speakers: use the wireless speakers Independently, or pair them as a stereo system with powerful 3D sound. Enjoy music everywhere: magnetic base allows the speakers to be attached to any Steel or iron surface. Portable design allows you carry it everywhere. True wireless design: no more cables. Just put the speakers on the charging dock to get it charging. 400 mAh li-ion battery makes the speakers work up to 8 hours. Premium Bluetooth technology: Bluetooth V4.2+Edr supports most of Bluetooth devices and guarantees high quality, no lag sound. Reliable product quality: IPX5 waterproof protects the speaker against rain and sweat. 30-Day money back and 12-month free warranty