The promotional qualities of such portable wireless speakers with a microphone are endless. Featuring a subwoofer, USB, and app functions for your phone or tablet device, it will be the ideal office accessory product. These promotional speakers’ microphones can also help you take calls hands-free so that all eyes remain on customers as they talk about their needs with one person talking while another listens in case any questions come up. Their sleek design makes it easy to use; just pair via Bluetooth 3 button input. Once pairing has been completed, you can easily press “play”. Their sound can now be a thing of the past, as this speaker will have you sounding professional and polished. These portable speakers comes with up to 5 hours’ worth of battery life that is powered by an internal rechargeable lithium-ion battery. It has high-quality volume so no matter where in space or time you go, music will always stream through loud enough for all to enjoy togetherness on any adventure, even if it means being stranded out there somewhere. You can procure these promotional speakers at wholesale prices and carry forward all your profitable investments!