This compact little speaker pumps out some mega volume and great sound. It can be charge with the enclosed USB cord or with the solar pannel on top. Will run 30 hours on a full charge. It also comes with a 3.5mm audio jack so it can be used with devices that do not have bluetooth. It can withstand a short drop and is water resistant. Can get splashed or rained on but DO NOT Submerge. Also came wit hvelcro wrist strap and a caribeaner to attach it to a backpack or anywhere else you would like to hang it. Has mic is synced to your phone and you get a call. Along with all the other control buttons on the end there is also a little flashlight. #Rankboosterreview #Sponsored # Homtssaw https://www.amazon.com/Bluetooth-Speakers-Portable-Solar-Charged-Loudspeaker/dp/B073VMVK4C