Oneplus/Ultimaker contestThis design is a derivative from the docks created for Jan34 and Jonnyroy(belongs to Jonnyroy the merit of the "spiral" compact horn design)Three versions-No case (bamboo compatible)-Standar cases-Bulky cases and flipcoversCan use any micro usb cable and no need to unplug it.Landscape position OK but loosing the amplification.No support needed