... practical. l AUX IN for iPad/iPhone/iPod, PC, Mobile, MP3/4, etc. l Precious metals and powerful loudspeaker, ... 3 D digital dynamic bass engine technology,super shock high-quality sound ... NumberEWA-A1 -Mini speaker TypePassive UseHome Theatre, Portable Audio Player, Mobile Phone, Computer, Outdoor Channels1 Special FeatureWireless, Portable, Mini Place ...