... interface, such as wall, car, desk... And easy move, very convinent and fashion.7.charge battery.8.Compatible with Ipad,iPhone, mobile ... , can adsorb on the smooth interface, such as smooth wall, wash room, kitchen room, icebox, dance room, sport ... , cold room....Accessories:USB Cableuser manualwarranty cardStrong adsorbility high quality newest bluetooth speaker with waterproof function wst-827