IFROGZ BoostPlus, Wired & Wireless, Blue, Mobile phone / Smartphone, AA, Battery, USB IFROGZ BoostPlus. Connectivity technology: Wired & Wireless. Product colour: Blue. Recommended usage: Mobile phone / Smartphone. Battery type: AA, Power source type: Battery, USB https://www.nikktech.com/main/articles/audio/portable-speakers/1190-ifrogz-boost-plus-near-field-audio-amplifying-speaker Prior to starting this review we really hope you are all having a great time with your families and friends just like us (Christmas is that time of the year after all). Now as you all know we finished our last giveaway of 2012 a few days back and since tw... Build Quality, Innovation (Near-Field Technology), Ease Of Use (Just Place Your Phone On It), Size, Battery And USB Powered, Up To 14-15 Hours Of Use With Just 3xAA Batteries, 3.5mm Mini-Jack Input, Price (For Some),  ,  , Not Rechargeable, Volume Levels Could Be Better, In order to be 100% certain about what we were giving away (don't worry we gave away a brand new Boost Plus) we used the Boost Plus Near-Field Audio Amplifying Speaker for a total of 13 days during which we carried it with us in several mountain "expediti...