PRODUCT DESCRIPTION:??COLORS:black， red， blue， green??PRODUCT FEATURES:01. minimum rated talk time: 10 hours02. minimum rated standby time: 90 hours03. battery type: polymer??ABOUT ME:??replacable cover， the silicon shell can be taken off and changed it to other colors you want for.??voice cancellation technology， allows you to make a clear call.??powerful 3600mah built-in polymer lithium battery， makes it availible up to 10 hours， with a standard usb jack this can be used as a power bank， but you can still enjoy your music while charging your electronics.powerful 3600mah built-in polymer lithium battery， makes it availible up to 10 hours， with a standard usb jack this can be used as a power bank， but you can still enjoy your music while charging your electronics.??waterproof， dustproof， anti-scratch， shockproof， high temperature resistant speaker， which makes it perfect for any outdoor activities and shower.?? NFC technology (near field communication) for easy and instantpairing， makes you life more intelligent， convenient and comfortable.??NOTE 1: DO NOT SOAK IN WATER! IT ONLY SUPPORT WATER MIST-PROOF??NOTE 2: NFC NEED YOUR PHONE NFC FUNCTION IS AVAILABLE??ABOUT STORE: we are a professional electronic bluetooth speakers， bluetooth headset company. we have professional R!#!amp!*!amp;amp;amp;amp;amp;D team， we have own factory， own warehourse， own sales team and customer service. buy from us that choose the professional team to service for you.??PACKAGE INCLUDE:1 x bluetooth speaker1 x usb charge cable1 x aux in cable1 x user's manual??CHARGING ME:the led will be red when charing. once the battery is fully charged，the led turns blue. it takes 3-4 hours to fully charge me.??SHIPPING:ship your order within 24 hours once your payment is confirmed.??DELIVERY:for the united states， it will take around 10-15 days to arrive after shipping， it depend your shipping address and customs clearance， it will take more days to arrive europe countries.??DIMENSIONS:?? size (LWH): 6.69 inches， 2.6 inches， 2.6 inches?? weight: 1.1 pounds??SUBSEQUENT PAIRING FOR ME:??active bluetooth function of your mobile phone.??select !#!amp!*!amp;amp;amp;amp;quot;more!#!amp!*!amp;amp;amp;amp;quot; in the !#!amp!*!amp;amp;amp;amp;quot;new pairing devices!#!amp!*!amp;amp;amp;amp;quot; and seach for !#!amp!*!amp;amp;amp;amp;quot;PT-390A!#!amp!*!amp;amp;amp;amp;quot; model. ?? press in your mobile phone to pairing it (enter pin code 0000， it is optional). ??NOTE 1: MANUAL OPERATION IS NEEDED FOR SOME DEVICES THOUGH AFTER PAIRING COMPLETED. ??NOTE 2: IT IS NOT NECESSARY TO ENTER THE CODE IF YOUR MOBILE PHONE BLUETOOTH VERSION IS 2.1 OR HIGHER.