ABS + acrylic high-definition lens technology gives you a 6D vision and a home theatre-like viewing experience.Simple and fashionable, lightweight and foldable design, it is portable for indoor, camping, traveling, leisure using, and more.-Built-in 1200mAh battery capacity, can be directly charged using USB charging cable, compatible with all smartphones.-Can enjoy the high-definition stereo sound when watching TV or listening to music. Bluetooth audio can be used alone, or plug TF, U disk to play music.Perfect gifts for children to protect their eyes; and the best choice to read papers for the elderly. phone screen and bluetooth speaker can be magnified, picture clear and vivid, dynamic feeling stronger! Suitable for all kinds of mobile phones and all various occasions -- indoor, camping, journey, leisure etc.