... cellphone 2:AA battery operated Bag speaker Material:Spandex/900D&600DSize:L390W330*H67mm ... 5-7Hours Audio Cable: 350mmJack: 3.5 mm L ShapeType ActiveUse Portable Audio Player, Mobile Phone, Karaoke Player, Computer, Stage, ... ...Channels 2 (2.0)Special Feature Wireless, Portable, MiniPlace of Origin Guangdong, China (Mainland)Speaker ...