inputs.text: good sound quality several modes incl fm radio budget price - remember time bluetooth speakers became inexpensive good battery life bluetooth headsets cell phone use speakers designed sync mp3 players generally abysmal battery life not mention sketchy sound quality time technology improved veritable plethora bluetooth speakers including one sentey btrek s2 compact speaker also builtin microphone allow function speakerphoneand cuteconstructionthe adorable sentey btrek s2 bluetooth speaker aka sbts2 palmsized unit comes several features wouldnt expect product size price range product description indicates sbts2 bluetooth speaker fm radio functions speakerphone builtin mic handsfree communication onetouch answering removable lithium battery lasts 6 hours aux microsd ports nonbluetooth devices microsd cards mp3s respectively charges via micro usb onoff switch better control battery consumptionfunctionaside cutest speaker seen really adorable saucy blue color sentey btrek s2 bluetooth speaker packs quite punch due small size unit triangular buttons across top unit multiple functions change depending upon mode setting going left right across top mode selection bluetoothfm radioaux linemicrosd card play button press play pause music perform station scan fm answer call prev return last song change station fm radio hold lower volume next advance next song change station fm radio hold increase volumefor elements sbts2 transitioned modes easily responded volume changes without \\accidentally\\ changing songradio station onoff switch back also awesome feature especially since not always obvious bluetooth speakerheadset turned onoff switch definitive reassures sbts2 completely turned not slowly draining power finally battery charges quickly going \\hes dead jim\\ \\if vans rockin dont come knockin ready\\ anywhere 45 minutes 1 hour battery lasts promised 6 hours bluetooth mode drains faster fm radio modesoundso bells whistles sentey btrek s2 sound answer question simple pretty good sound not rich sbts2s bigger brother [ [ asinb00m1y87j4 sentey btrek s8 bluetooth speaker ] ] small powerful enough tuck bag travel giving option listen mp3s unfamiliar territory digressi used songs lined review senteys btrek s8 bluetooth speaker order test audio range clarity arefur elise beethovenorion metallicathe devil went georgia charlie daniels bandin garden eden iron butterflybass cannon flux pavilionbosss daughter pop evildont let go en vogueas mentioned sound sbts2 bit hollower less robust larger sibling btrek s8 said s2 still packs great deal sound quality \\fur elise\\ beautiful one instance song muddled near end guitar riffs \\orion\\ \\bosss daughter\\ sounded great even bounced around room cleaning listening s2 couldnt much make dougingles inebriated lyrics slurred speech easier interpret speaker could hear clearly fact trying make words not stepping cat tailsthe lyrics \\dont let go\\ sounded great voices woman singing sounding amazingly complementary back middlehigh school finally \\the devil went georgia\\ sbts2 crushed every sound reproduced frenzied madness even delicate \\ping\\ bow string snapping amazed good sound quality bass good enough average consumer treble fantastic voices background sounds several subtle nuances song therein endwhile cuteness factor definitely icing cake sentey btrek s2 bluetooth speaker also wins vote durable multiple functions able switch modes quickly important good sound quality yes not rich speakers price point s2 features makes one hell bargain would great gift christmas yourselfnot stepping cat tails lyrics \\dont let go\\ sounded great voices woman singing sounding amazingly complementary back middlehigh school finally \\the devil went georgia\\ sbts2 crushed every sound reproduced frenzied madness even delicate \\ping\\ bow string snapping amazed good sound quality bass good enough average consumer treble fantastic voices background sounds several subtle nuances song end cuteness factor definitely icing cake sentey btrek s2 bluetooth speaker also wins vote durable multiple functions able switch modes quickly important good sound quality yes not rich speakers price point s2 features makes one hell bargain would great gift christmas