play and charge without end introducing the jbl fee 4 transportable bluetooth speaker with complete-spectrum, powerful sound and a built-in electricity bank to rate your gadgets. It capabilities a proprietary advanced driving force and two jbl bass radiators that intensify sound with sturdy deep bass. Its excessive-potential 7800mah rechargeable li-ion battery presents up to twenty hours of playtime. The speaker includes a handy usb price out to fast charge your devices, which includes your telephone, so that you will by no means run out of power again. The fee four capabilities a rugged design, ipx7 waterproof rated exterior and comes in a suite of cool hues. Together with jbl join+ it may wirelessly link more than a hundred jbl connect+ enabled audio system to raise your listening revel in. Wi-fi bluetooth streaming wirelessly join up to two smartphones or capsules to the speaker and take turns taking part in powerful sound. 20 hours of playtime built-in rechargeable li-ion 7800mah battery supports up to 20 hours of playtime and costs your tool thru usb port. Ipx7 water-proof take fee 4 to the seaside or the pool with out worrying about spills or even submersion in water. Jbl connect+ increase your listening revel in to epic tiers and rock the birthday party flawlessly by means of wirelessly connecting extra than a hundred jbl connect+ enabled speakers. Long lasting material and rugged cloth the durable cloth cloth and rugged rubber housing allows your speaker to live longer than all of your adventures. Jbl bass radiator dual passive radiators deliver effective, ear catching jbl sound that resonates loud and clean. *please note* the jbl rate four does no longer encompass a usb wall adapter.