Feature : System requirements android5.0+ / ios9.0+ Main control chip BT8918F2 memory 128M Bluetooth version Low power consumption/BT3.0/BT4.0 Screen display 15Pin/1.9Full screen The resolution of the 240*296 touch Full fit /G+F/15pin limit black edge The speaker Waterproof large magnetic 0715+ imported foam Battery capacity Pure ...