... Resistor:4ohm HS-5078, High quality mini bluetooth speaker, mini bluetooth speaker, bluetooth speaker Features:1.with bluetooth RF wireless module ... -in,compliance with the latest bluetooth standard of 2.1+EDR. 2.supporting bluetoth stereo,excellent sound quality and awesome ... 10M. 4.supporting iPhone, iPad and all mobilephones with bluetooth,5.bluetooth music control function,controlled playing/stop; ...