Maverick ST100W Bluetooth Speaker Thermometer High quality Bluetooth speaker; hands-free phone; auto-muting feature; works with iPhone, iPad, Android and any Bluetooth devices Dynamic range 1 x 45 mm 3W Neodymium speaker; rechargeable lithium battery gives up to 3 hrs. of music; charging cord and plug adapter included Control volume from phone/tablet or on unit; completely portable; Large LCD lock converts to roasting thermometer Pre-set temps for all types of meat; rare, medium-rare, medium, well done; Voice alert when setting temperatures or when food is done