Portable Bluetooth Speakers From Tonemac, Ipx7 Waterproof Wireless, Blue. [Small Size with Big Sound] The 0.24 lb pocket-sized portable Bluetooth speakers have built-in 40mm CD-graded drivers and a TONEMAC bass amplifier, which brings powerful surrounding deep bass accompanying your outdoor adventure. [Up to 6 Hours Playtime] The durable Lithium-ion battery support up to 6 hours playtime, and only 10min charging offers 1.5 hours playtime, getting you out of the wires, so you can freely hoop it to your clothes or backpack anytime and take it anywhere. [IP67 and Durable Case] High-performance dustproof and waterproof reliability design, and the shockproof protecting case made of advanced rubber, determines that this wireless speaker is the best equipment for outdoor. [Stable and Wide Connection] The Bluetooth 5.0 technology has solved the intermittent connecting problem, providing a stable connection between your devices to Bluetooth speakers, and also extending the range of connection to 33ft. [Easy to Use] You only need one step to get paired. Only 3 buttons to control every function. Comes with a 3.5mm AUX jack and a metal carabiner. 365 days warranty and 24/7 customer service team allow you to buy without worry.