?Crystal Clear Bass Sound?: Advanced digital sound, noise/wind reduction technology, the bass radiators on each end and unique loudspeaker cavity structure to deliver premium acoustic sound, crystal clear balanced bass. Perfect for home, parties, school, Christmas gift, Thanksgiving day, Halloween, Black Friday. ?Multifunctional Wireless Stereo Speaker? : This Portable Bluetooth speakers with Bluetooth 4.2 (100 feet range)?Just control the TWS master device, easily paired to any two speakers devices in seconds., Playing for left and right channels separated of two blutooth speakers. then audio can be played in sync on both devices with double enhanced stereo sound. Micro TF/SD card supported Aux line-in.Wired connection with PC, TV and other non-Bluetooth devices with a 3.5mm audio cable. ?Durable, Portable and Waterproof?: Covered in a woven mesh-like material and built with a solid, rugged feel. The durable fabric material and rugged rubber housing, triple protection design, mean splashproof, rainproof, snowproof, dustproof, sandproof, even cleaned it with running water. But dont submerge it. Perfect for beach, bath and all water environments. Enjoy the music wherever you want. ?Hands-Free Calling and FM Radio? : Enjoy the Bluetooth speaker as a loud speakerphone for free your hands with built-in Mic when calling. Be convenient for your life. Bluetooth speaker and FM radio 2 in 1. To save your money without buying a FM Radio. Be convenient for your life.Ultra Portable for travering Riding and hiking. ?Automatic Features?: Humanization designed with automatic power off function after 10 minutes standby. FM radio, 30% volume playback?Charging for 3 hours supports up to 15 hours of playtime?You dont need to worry about forgetting turn off the Bluetooth speakers when you are busy or going out. Automatic paring memory function makes your life easier to enjoy the music.