Blue Mobile Speakers-62 Type: Portable Speaker Compatible Phone Manufacturer: Universal Specifications: Output Sound Pressure:89dB(¡À3dB).; Speaker Impedance:4¦¸Blue Mobile Speakers-62 available on March 14 2018 from Newegg for itemprop="offers" target="_external" title="" itemscope itemtype="http://schema.org/Offer">20.29